256725370054411 has 16 divisors (see below), whose sum is σ = 270453178987488. Its totient is φ = 243441426592000.

The previous prime is 256725370054393. The next prime is 256725370054463. The reversal of 256725370054411 is 114450073527652.

It is not a de Polignac number, because 256725370054411 - 2⁹ = 256725370053899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (256725370054481) 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, 551838940 + ... + 552303961.

It is an arithmetic number, because the mean of its divisors is an integer number (16903323686718).

Almost surely, 2^{256725370054411} is an apocalyptic number.

256725370054411 is a deficient number, since it is larger than the sum of its proper divisors (13727808933077).

256725370054411 is a wasteful number, since it uses less digits than its factorization.

256725370054411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1104143102.

The product of its (nonzero) digits is 7056000, while the sum is 52.

The spelling of 256725370054411 in words is "two hundred fifty-six trillion, seven hundred twenty-five billion, three hundred seventy million, fifty-four thousand, four hundred eleven".