250265664 has 84 divisors (see below), whose sum is σ = 782574000. Its totient is φ = 75836160.

The previous prime is 250265611. The next prime is 250265671. The reversal of 250265664 is 466562052.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13414 + ... + 26085.

Almost surely, 2^250265664 is an apocalyptic number.

250265664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

250265664 is an abundant number, since it is smaller than the sum of its proper divisors (532308336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

250265664 is a wasteful number, since it uses less digits than its factorization.

250265664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39528 (or 39515 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 250265664 is about 15819.7871034979. The cubic root of 250265664 is about 630.1835897296.

The spelling of 250265664 in words is "two hundred fifty million, two hundred sixty-five thousand, six hundred sixty-four".