257411425151 has 4 divisors (see below), whose sum is σ = 262888264032. Its totient is φ = 251934586272.

The previous prime is 257411425127. The next prime is 257411425157. The reversal of 257411425151 is 151524114752.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-257411425151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (257411425157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2738419370 + ... + 2738419463.

It is an arithmetic number, because the mean of its divisors is an integer number (65722066008).

Almost surely, 2^257411425151 is an apocalyptic number.

257411425151 is a deficient number, since it is larger than the sum of its proper divisors (5476838881).

257411425151 is an equidigital number, since it uses as much as digits as its factorization.

257411425151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5476838880.

The product of its digits is 56000, while the sum is 38.

The spelling of 257411425151 in words is "two hundred fifty-seven billion, four hundred eleven million, four hundred twenty-five thousand, one hundred fifty-one".