256030760355 has 16 divisors (see below), whose sum is σ = 409693286400. Its totient is φ = 136535048928.

The previous prime is 256030760351. The next prime is 256030760387. The reversal of 256030760355 is 553067030652.

It is not a de Polignac number, because 256030760355 - 2² = 256030760351 is a prime.

It is not an unprimeable number, because it can be changed into a prime (256030760351) 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, 773305 + ... + 1053594.

It is an arithmetic number, because the mean of its divisors is an integer number (25605830400).

Almost surely, 2^256030760355 is an apocalyptic number.

256030760355 is a deficient number, since it is larger than the sum of its proper divisors (153662526045).

256030760355 is a wasteful number, since it uses less digits than its factorization.

256030760355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1836250.

The product of its (nonzero) digits is 567000, while the sum is 42.

The spelling of 256030760355 in words is "two hundred fifty-six billion, thirty million, seven hundred sixty thousand, three hundred fifty-five".