45635064440 has 64 divisors (see below), whose sum is σ = 120518884800. Its totient is φ = 15223431168.

The previous prime is 45635064383. The next prime is 45635064479. The reversal of 45635064440 is 4446053654.

It is a congruent number.

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, 2192105 + ... + 2212824.

It is an arithmetic number, because the mean of its divisors is an integer number (1883107575).

Almost surely, 2^45635064440 is an apocalyptic number.

45635064440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45635064440 is an abundant number, since it is smaller than the sum of its proper divisors (74883820360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45635064440 is a wasteful number, since it uses less digits than its factorization.

45635064440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4404984 (or 4404980 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 41.

The spelling of 45635064440 in words is "forty-five billion, six hundred thirty-five million, sixty-four thousand, four hundred forty".