240253031465 has 16 divisors (see below), whose sum is σ = 288930585600. Its totient is φ = 191784622272.

The previous prime is 240253031411. The next prime is 240253031477. The reversal of 240253031465 is 564130352042.

It is a cyclic number.

It is not a de Polignac number, because 240253031465 - 2⁸ = 240253031209 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20453384 + ... + 20465126.

It is an arithmetic number, because the mean of its divisors is an integer number (18058161600).

Almost surely, 2^240253031465 is an apocalyptic number.

It is an amenable number.

240253031465 is a deficient number, since it is larger than the sum of its proper divisors (48677554135).

240253031465 is a wasteful number, since it uses less digits than its factorization.

240253031465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20296.

The product of its (nonzero) digits is 86400, while the sum is 35.

The spelling of 240253031465 in words is "two hundred forty billion, two hundred fifty-three million, thirty-one thousand, four hundred sixty-five".