204492974429016 has 192 divisors, whose sum is σ = 681656451840000. Its totient is φ = 53931168347904.

The previous prime is 204492974428997. The next prime is 204492974429033. The reversal of 204492974429016 is 610924479294402.

204492974429016 is a `hidden beast` number, since 2 + 0 + 4 + 4 + 9 + 2 + 97 + 442 + 90 + 16 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 373183665 + ... + 373731231.

It is an arithmetic number, because the mean of its divisors is an integer number (3550294020000).

Almost surely, 2^{204492974429016} is an apocalyptic number.

204492974429016 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

204492974429016 is an abundant number, since it is smaller than the sum of its proper divisors (477163477410984).

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

204492974429016 is a wasteful number, since it uses less digits than its factorization.

204492974429016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604598 (or 604591 counting only the distinct ones).

The product of its (nonzero) digits is 62705664, while the sum is 63.

The spelling of 204492974429016 in words is "two hundred four trillion, four hundred ninety-two billion, nine hundred seventy-four million, four hundred twenty-nine thousand, sixteen".