45553640615 has 12 divisors (see below), whose sum is σ = 63589163976. Its totient is φ = 31236781968.

The previous prime is 45553640581. The next prime is 45553640647. The reversal of 45553640615 is 51604635554.

It is not a de Polignac number, because 45553640615 - 2³² = 41258673319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 92966369 + ... + 92966858.

It is an arithmetic number, because the mean of its divisors is an integer number (5299096998).

Almost surely, 2^45553640615 is an apocalyptic number.

45553640615 is a deficient number, since it is larger than the sum of its proper divisors (18035523361).

45553640615 is a wasteful number, since it uses less digits than its factorization.

45553640615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185933246 (or 185933239 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 44.

The spelling of 45553640615 in words is "forty-five billion, five hundred fifty-three million, six hundred forty thousand, six hundred fifteen".