45255656673 has 12 divisors (see below), whose sum is σ = 68809770640. Its totient is φ = 28582519896.

The previous prime is 45255656669. The next prime is 45255656689. The reversal of 45255656673 is 37665655254.

45255656673 is a `hidden beast` number, since 4 + 5 + 2 + 5 + 5 + 6 + 566 + 73 = 666.

It is not a de Polignac number, because 45255656673 - 2² = 45255656669 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45255656603) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 132326311 + ... + 132326652.

Almost surely, 2^45255656673 is an apocalyptic number.

It is an amenable number.

45255656673 is a deficient number, since it is larger than the sum of its proper divisors (23554113967).

45255656673 is a wasteful number, since it uses less digits than its factorization.

45255656673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264652988 (or 264652985 counting only the distinct ones).

The product of its digits is 22680000, while the sum is 54.

The spelling of 45255656673 in words is "forty-five billion, two hundred fifty-five million, six hundred fifty-six thousand, six hundred seventy-three".