256375552 has 18 divisors (see below), whose sum is σ = 511750148. Its totient is φ = 128187648.

The previous prime is 256375543. The next prime is 256375577. The reversal of 256375552 is 255573652.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500478 + ... + 500989.

Almost surely, 2^256375552 is an apocalyptic number.

It is an amenable number.

256375552 is a deficient number, since it is larger than the sum of its proper divisors (255374596).

256375552 is an equidigital number, since it uses as much as digits as its factorization.

256375552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001483 (or 1001469 counting only the distinct ones).

The product of its digits is 315000, while the sum is 40.

The square root of 256375552 is about 16011.7316989762. The cubic root of 256375552 is about 635.2707647243.

The spelling of 256375552 in words is "two hundred fifty-six million, three hundred seventy-five thousand, five hundred fifty-two".