45660051 has 8 divisors (see below), whose sum is σ = 67644560. Its totient is φ = 30440016.

The previous prime is 45660047. The next prime is 45660053. The reversal of 45660051 is 15006654.

It is a happy number.

45660051 is a `hidden beast` number, since 4 + 5 + 6 + 600 + 51 = 666.

It is not a de Polignac number, because 45660051 - 2² = 45660047 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 1691113 = 45660051 / (4 + 5 + 6 + 6 + 0 + 0 + 5 + 1).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45659997 and 45660024.

It is not an unprimeable number, because it can be changed into a prime (45660053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 845530 + ... + 845583.

It is an arithmetic number, because the mean of its divisors is an integer number (8455570).

Almost surely, 2^45660051 is an apocalyptic number.

45660051 is a deficient number, since it is larger than the sum of its proper divisors (21984509).

45660051 is a wasteful number, since it uses less digits than its factorization.

45660051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1691122 (or 1691116 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 45660051 is about 6757.2221363516. Note that the first 3 decimals coincide. The cubic root of 45660051 is about 357.4199563246.

The spelling of 45660051 in words is "forty-five million, six hundred sixty thousand, fifty-one".