2516164664 has 16 divisors (see below), whose sum is σ = 5080717320. Its totient is φ = 1161306720.

The previous prime is 2516164663. The next prime is 2516164697. The reversal of 2516164664 is 4664616152.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2516164663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12096842 + ... + 12097049.

Almost surely, 2^2516164664 is an apocalyptic number.

It is an amenable number.

2516164664 is an abundant number, since it is smaller than the sum of its proper divisors (2564552656).

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

2516164664 is a wasteful number, since it uses less digits than its factorization.

2516164664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24193910 (or 24193906 counting only the distinct ones).

The product of its digits is 207360, while the sum is 41.

The square root of 2516164664 is about 50161.3861849929. The cubic root of 2516164664 is about 1360.1277028297.

The spelling of 2516164664 in words is "two billion, five hundred sixteen million, one hundred sixty-four thousand, six hundred sixty-four".