45540564844 has 48 divisors (see below), whose sum is σ = 82523278656. Its totient is φ = 21975782400.

The previous prime is 45540564821. The next prime is 45540564859. The reversal of 45540564844 is 44846504554.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5995489 + ... + 6003079.

It is an arithmetic number, because the mean of its divisors is an integer number (1719234972).

Almost surely, 2^45540564844 is an apocalyptic number.

It is an amenable number.

45540564844 is a deficient number, since it is larger than the sum of its proper divisors (36982713812).

45540564844 is a wasteful number, since it uses less digits than its factorization.

45540564844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8026 (or 8024 counting only the distinct ones).

The product of its (nonzero) digits is 6144000, while the sum is 49.

The spelling of 45540564844 in words is "forty-five billion, five hundred forty million, five hundred sixty-four thousand, eight hundred forty-four".