45052945509 has 64 divisors (see below), whose sum is σ = 71027953920. Its totient is φ = 25042452480.

The previous prime is 45052945493. The next prime is 45052945579. The reversal of 45052945509 is 90554925054.

It is not a de Polignac number, because 45052945509 - 2⁴ = 45052945493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45052945579) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 75974317 + ... + 75974909.

It is an arithmetic number, because the mean of its divisors is an integer number (1109811780).

Almost surely, 2^45052945509 is an apocalyptic number.

It is an amenable number.

45052945509 is a deficient number, since it is larger than the sum of its proper divisors (25975008411).

45052945509 is a wasteful number, since it uses less digits than its factorization.

45052945509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1462.

The product of its (nonzero) digits is 1620000, while the sum is 48.

The spelling of 45052945509 in words is "forty-five billion, fifty-two million, nine hundred forty-five thousand, five hundred nine".