2630911772 has 24 divisors (see below), whose sum is σ = 4877406576. Its totient is φ = 1237445888.

The previous prime is 2630911771. The next prime is 2630911819. The reversal of 2630911772 is 2771190362.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2630911771) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141743 + ... + 159225.

It is an arithmetic number, because the mean of its divisors is an integer number (203225274).

Almost surely, 2^2630911772 is an apocalyptic number.

It is an amenable number.

2630911772 is a deficient number, since it is larger than the sum of its proper divisors (2246494804).

2630911772 is a wasteful number, since it uses less digits than its factorization.

2630911772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19717 (or 19715 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 38.

The square root of 2630911772 is about 51292.4143709379. The cubic root of 2630911772 is about 1380.4968756164.

The spelling of 2630911772 in words is "two billion, six hundred thirty million, nine hundred eleven thousand, seven hundred seventy-two".