45645016745 has 32 divisors (see below), whose sum is σ = 60040590336. Its totient is φ = 33162854400.

The previous prime is 45645016721. The next prime is 45645016771. The reversal of 45645016745 is 54761054654.

45645016745 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45645016745 - 2¹⁸ = 45644754601 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 45645016745.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 889385 + ... + 939305.

It is an arithmetic number, because the mean of its divisors is an integer number (1876268448).

Almost surely, 2^45645016745 is an apocalyptic number.

It is an amenable number.

45645016745 is a deficient number, since it is larger than the sum of its proper divisors (14395573591).

45645016745 is a wasteful number, since it uses less digits than its factorization.

45645016745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50321.

The product of its (nonzero) digits is 2016000, while the sum is 47.

The spelling of 45645016745 in words is "forty-five billion, six hundred forty-five million, sixteen thousand, seven hundred forty-five".