2645472916 has 96 divisors (see below), whose sum is σ = 5178700800. Its totient is φ = 1178634240.

The previous prime is 2645472911. The next prime is 2645472919. The reversal of 2645472916 is 6192745462.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2645472911) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7849900 + ... + 7850236.

It is an arithmetic number, because the mean of its divisors is an integer number (53944800).

Almost surely, 2^2645472916 is an apocalyptic number.

It is an amenable number.

2645472916 is a deficient number, since it is larger than the sum of its proper divisors (2533227884).

2645472916 is a wasteful number, since it uses less digits than its factorization.

2645472916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497 (or 495 counting only the distinct ones).

The product of its digits is 725760, while the sum is 46.

The square root of 2645472916 is about 51434.1609827554. The cubic root of 2645472916 is about 1383.0390414883.

The spelling of 2645472916 in words is "two billion, six hundred forty-five million, four hundred seventy-two thousand, nine hundred sixteen".