44540166652644 has 48 divisors (see below), whose sum is σ = 112031064246080. Its totient is φ = 13691243825280.

The previous prime is 44540166652607. The next prime is 44540166652669. The reversal of 44540166652644 is 44625666104544.

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 15 ways as a sum of consecutive naturals, for example, 139661434 + ... + 139979985.

Almost surely, 2^{44540166652644} is an apocalyptic number.

It is an amenable number.

44540166652644 is an abundant number, since it is smaller than the sum of its proper divisors (67490897593436).

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

44540166652644 is a wasteful number, since it uses less digits than its factorization.

44540166652644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279642460 (or 279642458 counting only the distinct ones).

The product of its (nonzero) digits is 66355200, while the sum is 57.

The spelling of 44540166652644 in words is "forty-four trillion, five hundred forty billion, one hundred sixty-six million, six hundred fifty-two thousand, six hundred forty-four".