257937827050 has 24 divisors (see below), whose sum is σ = 480134382156. Its totient is φ = 103095555840.

The previous prime is 257937826999. The next prime is 257937827057. The reversal of 257937827050 is 50728739752.

257937827050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 157713031161 + 100224795889 = 397131^2 + 316583^2 .

It is a junction number, because it is equal to n+sod(n) for n = 257937826982 and 257937827000.

It is not an unprimeable number, because it can be changed into a prime (257937827057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1923877 + ... + 2053576.

Almost surely, 2^257937827050 is an apocalyptic number.

257937827050 is a deficient number, since it is larger than the sum of its proper divisors (222196555106).

257937827050 is a wasteful number, since it uses less digits than its factorization.

257937827050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3978762 (or 3978757 counting only the distinct ones).

The product of its (nonzero) digits is 7408800, while the sum is 55.

The spelling of 257937827050 in words is "two hundred fifty-seven billion, nine hundred thirty-seven million, eight hundred twenty-seven thousand, fifty".