45656547321 has 32 divisors (see below), whose sum is σ = 75911187456. Its totient is φ = 23713128000.

The previous prime is 45656547263. The next prime is 45656547331. The reversal of 45656547321 is 12374565654.

It is not a de Polignac number, because 45656547321 - 2²² = 45652353017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45656547331) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1421166 + ... + 1452936.

It is an arithmetic number, because the mean of its divisors is an integer number (2372224608).

Almost surely, 2^45656547321 is an apocalyptic number.

It is an amenable number.

45656547321 is a deficient number, since it is larger than the sum of its proper divisors (30254640135).

45656547321 is a wasteful number, since it uses less digits than its factorization.

45656547321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38013.

The product of its digits is 3024000, while the sum is 48.

The spelling of 45656547321 in words is "forty-five billion, six hundred fifty-six million, five hundred forty-seven thousand, three hundred twenty-one".