257050722063 has 16 divisors (see below), whose sum is σ = 345908064096. Its totient is φ = 169781498880.

The previous prime is 257050721989. The next prime is 257050722133. The reversal of 257050722063 is 360227050752.

It is not a de Polignac number, because 257050722063 - 2³⁰ = 255976980239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (257050522063) 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, 686643 + ... + 992763.

It is an arithmetic number, because the mean of its divisors is an integer number (21619254006).

Almost surely, 2^257050722063 is an apocalyptic number.

257050722063 is a deficient number, since it is larger than the sum of its proper divisors (88857342033).

257050722063 is a wasteful number, since it uses less digits than its factorization.

257050722063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308714.

The product of its (nonzero) digits is 176400, while the sum is 39.

The spelling of 257050722063 in words is "two hundred fifty-seven billion, fifty million, seven hundred twenty-two thousand, sixty-three".