20150455320000 has 2240 divisors, whose sum is σ = 81824037926400. Its totient is φ = 4842270720000.

The previous prime is 20150455319933. The next prime is 20150455320001. The reversal of 20150455320000 is 2355405102.

It is a happy number.

20150455320000 is a `hidden beast` number, since 2 + 0 + 1 + 5 + 0 + 455 + 3 + 200 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20150455320001) by changing a digit.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 36176759722 + ... + 36176760278.

It is an arithmetic number, because the mean of its divisors is an integer number (36528588360).

Almost surely, 2^{20150455320000} is an apocalyptic number.

20150455320000 is a gapful number since it is divisible by the number (20) 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 20150455320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40912018963200).

20150455320000 is an abundant number, since it is smaller than the sum of its proper divisors (61673582606400).

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

20150455320000 is a wasteful number, since it uses less digits than its factorization.

20150455320000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701 (or 670 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The spelling of 20150455320000 in words is "twenty trillion, one hundred fifty billion, four hundred fifty-five million, three hundred twenty thousand".