45694192644 has 81 divisors (see below), whose sum is σ = 120823057173. Its totient is φ = 14559757344.

The previous prime is 45694192639. The next prime is 45694192673. The reversal of 45694192644 is 44629149654.

The square root of 45694192644 is 213762.

It is a perfect power (a square), and thus also a powerful number.

45694192644 is a `hidden beast` number, since 4 + 569 + 4 + 19 + 2 + 64 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 15459938244 + 30234254400 = 124338^2 + 173880^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 29498382 + ... + 29499930.

Almost surely, 2^45694192644 is an apocalyptic number.

45694192644 is the 213762-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45694192644

45694192644 is an abundant number, since it is smaller than the sum of its proper divisors (75128864529).

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

45694192644 is a wasteful number, since it uses less digits than its factorization.

45694192644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3154 (or 1577 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 54.

The spelling of 45694192644 in words is "forty-five billion, six hundred ninety-four million, one hundred ninety-two thousand, six hundred forty-four".