255387364404 has 12 divisors (see below), whose sum is σ = 595903850304. Its totient is φ = 85129121464.

The previous prime is 255387364403. The next prime is 255387364433. The reversal of 255387364404 is 404463783552.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255387364403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10641140172 + ... + 10641140195.

It is an arithmetic number, because the mean of its divisors is an integer number (49658654192).

Almost surely, 2^255387364404 is an apocalyptic number.

It is an amenable number.

255387364404 is an abundant number, since it is smaller than the sum of its proper divisors (340516485900).

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

255387364404 is a wasteful number, since it uses less digits than its factorization.

255387364404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21282280374 (or 21282280372 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 51.

The spelling of 255387364404 in words is "two hundred fifty-five billion, three hundred eighty-seven million, three hundred sixty-four thousand, four hundred four".