45651969747 has 6 divisors (see below), whose sum is σ = 65941734092. Its totient is φ = 30434646492.

The previous prime is 45651969691. The next prime is 45651969749. The reversal of 45651969747 is 74796915654.

45651969747 is a `hidden beast` number, since 4 + 56 + 519 + 69 + 7 + 4 + 7 = 666.

It is not a de Polignac number, because 45651969747 - 2⁶ = 45651969683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45651969749) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2536220533 + ... + 2536220550.

Almost surely, 2^45651969747 is an apocalyptic number.

45651969747 is a deficient number, since it is larger than the sum of its proper divisors (20289764345).

45651969747 is a wasteful number, since it uses less digits than its factorization.

45651969747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5072441089 (or 5072441086 counting only the distinct ones).

The product of its digits is 57153600, while the sum is 63.

The spelling of 45651969747 in words is "forty-five billion, six hundred fifty-one million, nine hundred sixty-nine thousand, seven hundred forty-seven".