45905623472 has 10 divisors (see below), whose sum is σ = 88942145508. Its totient is φ = 22952811728.

The previous prime is 45905623451. The next prime is 45905623507. The reversal of 45905623472 is 27432650954.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1434550718 + ... + 1434550749.

Almost surely, 2^45905623472 is an apocalyptic number.

It is an amenable number.

45905623472 is a deficient number, since it is larger than the sum of its proper divisors (43036522036).

45905623472 is a wasteful number, since it uses less digits than its factorization.

45905623472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2869101475 (or 2869101469 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 47.

The spelling of 45905623472 in words is "forty-five billion, nine hundred five million, six hundred twenty-three thousand, four hundred seventy-two".