204101555232 has 48 divisors (see below), whose sum is σ = 543312608832. Its totient is φ = 67075626240.

The previous prime is 204101555197. The next prime is 204101555323. The reversal of 204101555232 is 232555101402.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×204101555232² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 204101555232.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14965423 + ... + 14979054.

It is an arithmetic number, because the mean of its divisors is an integer number (11319012684).

Almost surely, 2^204101555232 is an apocalyptic number.

It is an amenable number.

204101555232 is an abundant number, since it is smaller than the sum of its proper divisors (339211053600).

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

204101555232 is a wasteful number, since it uses less digits than its factorization.

204101555232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29944561 (or 29944553 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 204101555232 its reverse (232555101402), we get a palindrome (436656656634).

The spelling of 204101555232 in words is "two hundred four billion, one hundred one million, five hundred fifty-five thousand, two hundred thirty-two".