45444006976 has 21 divisors (see below), whose sum is σ = 90181335639. Its totient is φ = 22721150784.

The previous prime is 45444006961. The next prime is 45444006983. The reversal of 45444006976 is 67960044454.

It is a happy number.

The square root of 45444006976 is 213176.

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

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1692085 + ... + 1718731.

Almost surely, 2^45444006976 is an apocalyptic number.

45444006976 is the 213176-th square number.

It is an amenable number.

45444006976 is a deficient number, since it is larger than the sum of its proper divisors (44737328663).

45444006976 is an frugal number, since it uses more digits than its factorization.

45444006976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53306 (or 26649 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 49.

Multiplying 45444006976 by its sum of digits (49), we get a square (2226756341824 = 1492232²).

The spelling of 45444006976 in words is "forty-five billion, four hundred forty-four million, six thousand, nine hundred seventy-six".