45566652637 has 4 divisors (see below), whose sum is σ = 49709075616. Its totient is φ = 41424229660.

The previous prime is 45566652613. The next prime is 45566652641. The reversal of 45566652637 is 73625666554.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 45566652637 - 2³⁵ = 11206914269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45566652647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2071211473 + ... + 2071211494.

It is an arithmetic number, because the mean of its divisors is an integer number (12427268904).

Almost surely, 2^45566652637 is an apocalyptic number.

It is an amenable number.

45566652637 is a deficient number, since it is larger than the sum of its proper divisors (4142422979).

45566652637 is a wasteful number, since it uses less digits than its factorization.

45566652637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4142422978.

The product of its digits is 27216000, while the sum is 55.

The spelling of 45566652637 in words is "forty-five billion, five hundred sixty-six million, six hundred fifty-two thousand, six hundred thirty-seven".