257190237034 has 16 divisors (see below), whose sum is σ = 392192003016. Its totient is φ = 126460454400.

The previous prime is 257190237001. The next prime is 257190237067. The reversal of 257190237034 is 430732091752.

It is an interprime number because it is at equal distance from previous prime (257190237001) and next prime (257190237067).

It can be written as a sum of positive squares in 4 ways, for example, as 64517524009 + 192672713025 = 254003^2 + 438945^2 .

It is a super-2 number, since 2×257190237034² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

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, 368854 + ... + 806494.

Almost surely, 2^257190237034 is an apocalyptic number.

257190237034 is a deficient number, since it is larger than the sum of its proper divisors (135001765982).

257190237034 is a wasteful number, since it uses less digits than its factorization.

257190237034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442521.

The product of its (nonzero) digits is 317520, while the sum is 43.

The spelling of 257190237034 in words is "two hundred fifty-seven billion, one hundred ninety million, two hundred thirty-seven thousand, thirty-four".