45644644654 has 16 divisors (see below), whose sum is σ = 78370049376. Its totient is φ = 19531468800.

The previous prime is 45644644631. The next prime is 45644644667.

45644644654 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2534187 + ... + 2552134.

It is an arithmetic number, because the mean of its divisors is an integer number (4898128086).

Almost surely, 2^45644644654 is an apocalyptic number.

45644644654 is a deficient number, since it is larger than the sum of its proper divisors (32725404722).

45644644654 is a wasteful number, since it uses less digits than its factorization.

45644644654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5086971.

The product of its digits is 22118400, while the sum is 52.

The spelling of 45644644654 in words is "forty-five billion, six hundred forty-four million, six hundred forty-four thousand, six hundred fifty-four".