256735530132435 has 24 divisors (see below), whose sum is σ = 445010936039280. Its totient is φ = 136924790283072.

The previous prime is 256735530132251. The next prime is 256735530132527. The reversal of 256735530132435 is 534231035537652.

256735530132435 is a `hidden beast` number, since 2 + 5 + 6 + 7 + 3 + 5 + 5 + 301 + 324 + 3 + 5 = 666.

It is not a de Polignac number, because 256735530132435 - 2¹⁰ = 256735530131411 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9622744 + ... + 24618453.

It is an arithmetic number, because the mean of its divisors is an integer number (18542122334970).

Almost surely, 2^{256735530132435} is an apocalyptic number.

256735530132435 is a deficient number, since it is larger than the sum of its proper divisors (188275405906845).

256735530132435 is a wasteful number, since it uses less digits than its factorization.

256735530132435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34407827 (or 34407824 counting only the distinct ones).

The product of its (nonzero) digits is 34020000, while the sum is 54.

The spelling of 256735530132435 in words is "two hundred fifty-six trillion, seven hundred thirty-five billion, five hundred thirty million, one hundred thirty-two thousand, four hundred thirty-five".