5122640140464 has 960 divisors, whose sum is σ = 18229973778432. Its totient is φ = 1222057267200.

The previous prime is 5122640140417. The next prime is 5122640140489. The reversal of 5122640140464 is 4640410462215.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 2527201819 + ... + 2527203845.

Almost surely, 2^{5122640140464} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5122640140464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9114986889216).

5122640140464 is an abundant number, since it is smaller than the sum of its proper divisors (13107333637968).

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

5122640140464 is a wasteful number, since it uses less digits than its factorization.

5122640140464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2254 (or 2241 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 39.

The spelling of 5122640140464 in words is "five trillion, one hundred twenty-two billion, six hundred forty million, one hundred forty thousand, four hundred sixty-four".