240663612610464 has 24 divisors (see below), whose sum is σ = 631741983102720. Its totient is φ = 80221204203456.

The previous prime is 240663612610357. The next prime is 240663612610483. The reversal of 240663612610464 is 464016216366042.

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1253456315584 + ... + 1253456315775.

It is an arithmetic number, because the mean of its divisors is an integer number (26322582629280).

Almost surely, 2^{240663612610464} is an apocalyptic number.

240663612610464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

240663612610464 is an abundant number, since it is smaller than the sum of its proper divisors (391078370492256).

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

240663612610464 is a wasteful number, since it uses less digits than its factorization.

240663612610464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2506912631372 (or 2506912631364 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 51.

The spelling of 240663612610464 in words is "two hundred forty trillion, six hundred sixty-three billion, six hundred twelve million, six hundred ten thousand, four hundred sixty-four".