45880816491 has 12 divisors (see below), whose sum is σ = 67111181280. Its totient is φ = 30200030640.

The previous prime is 45880816483. The next prime is 45880816511. The reversal of 45880816491 is 19461808854.

It is a happy number.

45880816491 is a `hidden beast` number, since 4 + 588 + 0 + 8 + 16 + 49 + 1 = 666.

It is not a de Polignac number, because 45880816491 - 2³ = 45880816483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45880816411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32264280 + ... + 32265701.

It is an arithmetic number, because the mean of its divisors is an integer number (5592598440).

Almost surely, 2^45880816491 is an apocalyptic number.

45880816491 is a deficient number, since it is larger than the sum of its proper divisors (21230364789).

45880816491 is a wasteful number, since it uses less digits than its factorization.

45880816491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64530066 (or 64530063 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 54.

The spelling of 45880816491 in words is "forty-five billion, eight hundred eighty million, eight hundred sixteen thousand, four hundred ninety-one".