514856264440 has 64 divisors (see below), whose sum is σ = 1324652506560. Its totient is φ = 176423961600.

The previous prime is 514856264411. The next prime is 514856264453. The reversal of 514856264440 is 44462658415.

It is a super-2 number, since 2×514856264440² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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, 6207 + ... + 1014766.

It is an arithmetic number, because the mean of its divisors is an integer number (20697695415).

Almost surely, 2^514856264440 is an apocalyptic number.

It is an amenable number.

514856264440 is an abundant number, since it is smaller than the sum of its proper divisors (809796242120).

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

514856264440 is a wasteful number, since it uses less digits than its factorization.

514856264440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022792 (or 1022788 counting only the distinct ones).

The product of its (nonzero) digits is 3686400, while the sum is 49.

The spelling of 514856264440 in words is "five hundred fourteen billion, eight hundred fifty-six million, two hundred sixty-four thousand, four hundred forty".