45747899249 has 32 divisors (see below), whose sum is σ = 54944023680. Its totient is φ = 37630006272.

The previous prime is 45747899209. The next prime is 45747899311. The reversal of 45747899249 is 94299874754.

45747899249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 45747899249 - 2²⁰ = 45746850673 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45747899209) 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, 12439799 + ... + 12443475.

It is an arithmetic number, because the mean of its divisors is an integer number (1717000740).

Almost surely, 2^45747899249 is an apocalyptic number.

It is an amenable number.

45747899249 is a deficient number, since it is larger than the sum of its proper divisors (9196124431).

45747899249 is a wasteful number, since it uses less digits than its factorization.

45747899249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6689.

The product of its digits is 182891520, while the sum is 68.

The spelling of 45747899249 in words is "forty-five billion, seven hundred forty-seven million, eight hundred ninety-nine thousand, two hundred forty-nine".