257133594904 has 16 divisors (see below), whose sum is σ = 484287491520. Its totient is φ = 127990263840.

The previous prime is 257133594901. The next prime is 257133594917. The reversal of 257133594904 is 409495331752.

It is a super-2 number, since 2×257133594904² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (257133594901) 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, 72064807 + ... + 72068374.

It is an arithmetic number, because the mean of its divisors is an integer number (30267968220).

Almost surely, 2^257133594904 is an apocalyptic number.

It is an amenable number.

257133594904 is a deficient number, since it is larger than the sum of its proper divisors (227153896616).

257133594904 is a wasteful number, since it uses less digits than its factorization.

257133594904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144133410 (or 144133406 counting only the distinct ones).

The product of its (nonzero) digits is 4082400, while the sum is 52.

The spelling of 257133594904 in words is "two hundred fifty-seven billion, one hundred thirty-three million, five hundred ninety-four thousand, nine hundred four".