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190401077342880 = 253552341103127397
BaseRepresentation
bin101011010010101100110100…
…100101000111001010100000
3220222011011110110011212100000
4223102230310211013022200
5144424012401244433010
61512541014123500000
755051011123050445
oct5322546445071240
9828134413155300
10190401077342880
1155738709461348
1219431007687600
13823198aa1b9b1
143503665bb99cc
151702b804027c0
hexad2b349472a0

190401077342880 has 2304 divisors, whose sum is σ = 734818525249536. Its totient is φ = 46434798305280.

The previous prime is 190401077342869. The next prime is 190401077342893. The reversal of 190401077342880 is 88243770104091.

190401077342880 is a `hidden beast` number, since 1 + 9 + 0 + 40 + 107 + 73 + 428 + 8 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 479599690842 + ... + 479599691238.

It is an arithmetic number, because the mean of its divisors is an integer number (318931651584).

Almost surely, 2190401077342880 is an apocalyptic number.

190401077342880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 190401077342880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (367409262624768).

190401077342880 is an abundant number, since it is smaller than the sum of its proper divisors (544417447906656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

190401077342880 is a wasteful number, since it uses less digits than its factorization.

190401077342880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721 (or 701 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 54.

The spelling of 190401077342880 in words is "one hundred ninety trillion, four hundred one billion, seventy-seven million, three hundred forty-two thousand, eight hundred eighty".