3116515456 has 64 divisors (see below), whose sum is σ = 6526759680. Its totient is φ = 1479436288.

The previous prime is 3116515427. The next prime is 3116515471. The reversal of 3116515456 is 6545156113.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 399465 + ... + 407191.

It is an arithmetic number, because the mean of its divisors is an integer number (101980620).

Almost surely, 2^3116515456 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 3116515456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3263379840).

3116515456 is an abundant number, since it is smaller than the sum of its proper divisors (3410244224).

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

3116515456 is a wasteful number, since it uses less digits than its factorization.

3116515456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7901 (or 7889 counting only the distinct ones).

The product of its digits is 54000, while the sum is 37.

The square root of 3116515456 is about 55825.7597888287. The cubic root of 3116515456 is about 1460.6845254457.

The spelling of 3116515456 in words is "three billion, one hundred sixteen million, five hundred fifteen thousand, four hundred fifty-six".