45463977 has 16 divisors (see below), whose sum is σ = 72535680. Its totient is φ = 27977616.

The previous prime is 45463973. The next prime is 45463987. The reversal of 45463977 is 77936454.

45463977 is a `hidden beast` number, since 4 + 5 + 4 + 639 + 7 + 7 = 666.

It is not a de Polignac number, because 45463977 - 2² = 45463973 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45463973) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64413 + ... + 65114.

It is an arithmetic number, because the mean of its divisors is an integer number (4533480).

Almost surely, 2^45463977 is an apocalyptic number.

It is an amenable number.

45463977 is a deficient number, since it is larger than the sum of its proper divisors (27071703).

45463977 is a wasteful number, since it uses less digits than its factorization.

45463977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129549 (or 129543 counting only the distinct ones).

The product of its digits is 635040, while the sum is 45.

The square root of 45463977 is about 6742.6980504839. The cubic root of 45463977 is about 356.9076097335.

The spelling of 45463977 in words is "forty-five million, four hundred sixty-three thousand, nine hundred seventy-seven".