45456545656 has 32 divisors (see below), whose sum is σ = 88518150000. Its totient is φ = 21865510656.

The previous prime is 45456545647. The next prime is 45456545699. The reversal of 45456545656 is 65654565454.

45456545656 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is an alternating number because its digits alternate between even and odd.

It is a junction number, because it is equal to n+sod(n) for n = 45456545597 and 45456545606.

It is a congruent number.

It is an unprimeable number.

It is an upside-down number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 836406 + ... + 889093.

Almost surely, 2^45456545656 is an apocalyptic number.

It is an amenable number.

45456545656 is a deficient number, since it is larger than the sum of its proper divisors (43061604344).

45456545656 is a wasteful number, since it uses less digits than its factorization.

45456545656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1725631 (or 1725627 counting only the distinct ones).

The product of its digits is 43200000, while the sum is 55.

The spelling of 45456545656 in words is "forty-five billion, four hundred fifty-six million, five hundred forty-five thousand, six hundred fifty-six".