257076056132636 has 24 divisors (see below), whose sum is σ = 484498732184544. Its totient is φ = 118648224152640.

The previous prime is 257076056132501. The next prime is 257076056132639. The reversal of 257076056132636 is 636231650670752.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (257076056132639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44398160 + ... + 49853271.

It is an arithmetic number, because the mean of its divisors is an integer number (20187447174356).

Almost surely, 2^{257076056132636} is an apocalyptic number.

257076056132636 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

257076056132636 is a deficient number, since it is larger than the sum of its proper divisors (227422676051908).

257076056132636 is a wasteful number, since it uses less digits than its factorization.

257076056132636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94303901 (or 94303899 counting only the distinct ones).

The product of its (nonzero) digits is 57153600, while the sum is 59.

The spelling of 257076056132636 in words is "two hundred fifty-seven trillion, seventy-six billion, fifty-six million, one hundred thirty-two thousand, six hundred thirty-six".