204555311005364 has 48 divisors (see below), whose sum is σ = 396424594069056. Its totient is φ = 91582105344000.

The previous prime is 204555311005361. The next prime is 204555311005379. The reversal of 204555311005364 is 463500113555402.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204555311005361) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118389842 + ... + 120105225.

It is an arithmetic number, because the mean of its divisors is an integer number (8258845709772).

Almost surely, 2^{204555311005364} is an apocalyptic number.

It is an amenable number.

204555311005364 is a deficient number, since it is larger than the sum of its proper divisors (191869283063692).

204555311005364 is a wasteful number, since it uses less digits than its factorization.

204555311005364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238495376 (or 238495374 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 44.

The spelling of 204555311005364 in words is "two hundred four trillion, five hundred fifty-five billion, three hundred eleven million, five thousand, three hundred sixty-four".