45423164465 has 32 divisors (see below), whose sum is σ = 63079133184. Its totient is φ = 30757455360.

The previous prime is 45423164461. The next prime is 45423164489. The reversal of 45423164465 is 56446132454.

It is not a de Polignac number, because 45423164465 - 2² = 45423164461 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45423164461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 891047 + ... + 940643.

It is an arithmetic number, because the mean of its divisors is an integer number (1971222912).

Almost surely, 2^45423164465 is an apocalyptic number.

It is an amenable number.

45423164465 is a deficient number, since it is larger than the sum of its proper divisors (17655968719).

45423164465 is a wasteful number, since it uses less digits than its factorization.

45423164465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49937.

The product of its digits is 1382400, while the sum is 44.

The spelling of 45423164465 in words is "forty-five billion, four hundred twenty-three million, one hundred sixty-four thousand, four hundred sixty-five".