45772775643 has 16 divisors (see below), whose sum is σ = 70366242816. Its totient is φ = 25924402560.

The previous prime is 45772775641. The next prime is 45772775669. The reversal of 45772775643 is 34657727754.

It is not a de Polignac number, because 45772775643 - 2¹ = 45772775641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45772775641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9642123 + ... + 9646868.

It is an arithmetic number, because the mean of its divisors is an integer number (4397890176).

Almost surely, 2^45772775643 is an apocalyptic number.

45772775643 is a deficient number, since it is larger than the sum of its proper divisors (24593467173).

45772775643 is a wasteful number, since it uses less digits than its factorization.

45772775643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19289114.

The product of its digits is 34574400, while the sum is 57.

The spelling of 45772775643 in words is "forty-five billion, seven hundred seventy-two million, seven hundred seventy-five thousand, six hundred forty-three".