45251245244 has 24 divisors (see below), whose sum is σ = 81389743680. Its totient is φ = 22003166016.

The previous prime is 45251245229. The next prime is 45251245261. The reversal of 45251245244 is 44254215254.

45251245244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×45251245244² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45251245198 and 45251245207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 737039 + ... + 796070.

It is an arithmetic number, because the mean of its divisors is an integer number (3391239320).

Almost surely, 2^45251245244 is an apocalyptic number.

It is an amenable number.

45251245244 is a deficient number, since it is larger than the sum of its proper divisors (36138498436).

45251245244 is a wasteful number, since it uses less digits than its factorization.

45251245244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1533317 (or 1533315 counting only the distinct ones).

The product of its digits is 256000, while the sum is 38.

The spelling of 45251245244 in words is "forty-five billion, two hundred fifty-one million, two hundred forty-five thousand, two hundred forty-four".