2629623972 has 12 divisors (see below), whose sum is σ = 6135789296. Its totient is φ = 876541320.

The previous prime is 2629623961. The next prime is 2629623977. The reversal of 2629623972 is 2793269262.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (2629623977) 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, 109567654 + ... + 109567677.

Almost surely, 2^2629623972 is an apocalyptic number.

It is an amenable number.

2629623972 is an abundant number, since it is smaller than the sum of its proper divisors (3506165324).

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

2629623972 is a wasteful number, since it uses less digits than its factorization.

2629623972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219135338 (or 219135336 counting only the distinct ones).

The product of its digits is 979776, while the sum is 48.

The square root of 2629623972 is about 51279.8593211799. The cubic root of 2629623972 is about 1380.2715932580.

The spelling of 2629623972 in words is "two billion, six hundred twenty-nine million, six hundred twenty-three thousand, nine hundred seventy-two".