45644444444654 has 64 divisors (see below), whose sum is σ = 76169305732608. Its totient is φ = 20337531177600.

The previous prime is 45644444444647. The next prime is 45644444444659.

45644444444654 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×45644444444654² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45644444444659) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9788641127 + ... + 9788645789.

It is an arithmetic number, because the mean of its divisors is an integer number (1190145402072).

Almost surely, 2^{45644444444654} is an apocalyptic number.

45644444444654 is a deficient number, since it is larger than the sum of its proper divisors (30524861287954).

45644444444654 is a wasteful number, since it uses less digits than its factorization.

45644444444654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10553.

The product of its digits is 943718400, while the sum is 62.

The spelling of 45644444444654 in words is "forty-five trillion, six hundred forty-four billion, four hundred forty-four million, four hundred forty-four thousand, six hundred fifty-four".