204734065525 has 24 divisors (see below), whose sum is σ = 293240499264. Its totient is φ = 140138822400.

The previous prime is 204734065499. The next prime is 204734065537. The reversal of 204734065525 is 525560437402.

It is not a de Polignac number, because 204734065525 - 2⁷ = 204734065397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21892017 + ... + 21901366.

It is an arithmetic number, because the mean of its divisors is an integer number (12218354136).

Almost surely, 2^204734065525 is an apocalyptic number.

204734065525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

204734065525 is a deficient number, since it is larger than the sum of its proper divisors (88506433739).

204734065525 is a wasteful number, since it uses less digits than its factorization.

204734065525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43793421 (or 43793416 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 43.

The spelling of 204734065525 in words is "two hundred four billion, seven hundred thirty-four million, sixty-five thousand, five hundred twenty-five".