45547157644 has 24 divisors (see below), whose sum is σ = 81946464768. Its totient is φ = 22137893760.

The previous prime is 45547157633. The next prime is 45547157651. The reversal of 45547157644 is 44675174554.

It is a junction number, because it is equal to n+sod(n) for n = 45547157591 and 45547157600.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 455884 + ... + 546739.

It is an arithmetic number, because the mean of its divisors is an integer number (3414436032).

Almost surely, 2^45547157644 is an apocalyptic number.

It is an amenable number.

45547157644 is a deficient number, since it is larger than the sum of its proper divisors (36399307124).

45547157644 is a wasteful number, since it uses less digits than its factorization.

45547157644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002945 (or 1002943 counting only the distinct ones).

The product of its digits is 9408000, while the sum is 52.

The spelling of 45547157644 in words is "forty-five billion, five hundred forty-seven million, one hundred fifty-seven thousand, six hundred forty-four".