2916581567952 has 80 divisors (see below), whose sum is σ = 8197729964480. Its totient is φ = 888158048256.

The previous prime is 2916581567917. The next prime is 2916581567959. The reversal of 2916581567952 is 2597651856192.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2916581567959) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24032302 + ... + 24153357.

It is an arithmetic number, because the mean of its divisors is an integer number (102471624556).

Almost surely, 2^{2916581567952} is an apocalyptic number.

It is an amenable number.

2916581567952 is an abundant number, since it is smaller than the sum of its proper divisors (5281148396528).

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

2916581567952 is a wasteful number, since it uses less digits than its factorization.

2916581567952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48185780 (or 48185774 counting only the distinct ones).

The product of its digits is 81648000, while the sum is 66.

The spelling of 2916581567952 in words is "two trillion, nine hundred sixteen billion, five hundred eighty-one million, five hundred sixty-seven thousand, nine hundred fifty-two".