257055711703 has 8 divisors (see below), whose sum is σ = 296523545472. Its totient is φ = 218274275256.

The previous prime is 257055711659. The next prime is 257055711707. The reversal of 257055711703 is 307117550752.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 257055711703 - 2⁹ = 257055711191 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 257055711703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (257055711707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171598525 + ... + 171600022.

It is an arithmetic number, because the mean of its divisors is an integer number (37065443184).

Almost surely, 2^257055711703 is an apocalyptic number.

257055711703 is a deficient number, since it is larger than the sum of its proper divisors (39467833769).

257055711703 is a wasteful number, since it uses less digits than its factorization.

257055711703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343198661.

The product of its (nonzero) digits is 257250, while the sum is 43.

The spelling of 257055711703 in words is "two hundred fifty-seven billion, fifty-five million, seven hundred eleven thousand, seven hundred three".