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550482068520 = 233452813731621
BaseRepresentation
bin10000000001010110100…
…10011100010000101000
31221121220001010111120000
420000223102130100220
533004341402143040
61100515445103000
754525313243566
oct10005322342050
91847801114500
10550482068520
111a250485a78a
128a82b3b7a60
133cbaaa34b37
141c90199ca36
15e4bc99d130
hex802b49c428

550482068520 has 320 divisors, whose sum is σ = 1862942455440. Its totient is φ = 145790668800.

The previous prime is 550482068483. The next prime is 550482068623. The reversal of 550482068520 is 25860284055.

It is a happy number.

550482068520 is a `hidden beast` number, since 5 + 5 + 0 + 48 + 20 + 68 + 520 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 373421210724 + 177060857796 = 611082^2 + 420786^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 339593310 + ... + 339594930.

Almost surely, 2550482068520 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550482068520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (931471227720).

550482068520 is an abundant number, since it is smaller than the sum of its proper divisors (1312460386920).

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

550482068520 is a wasteful number, since it uses less digits than its factorization.

550482068520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2298 (or 2285 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 45.

The spelling of 550482068520 in words is "five hundred fifty billion, four hundred eighty-two million, sixty-eight thousand, five hundred twenty".