45364031525321 has 4 divisors (see below), whose sum is σ = 46928308474500. Its totient is φ = 43799754576144.

The previous prime is 45364031525213. The next prime is 45364031525357. The reversal of 45364031525321 is 12352513046354.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10233991281721 + 35130040243600 = 3199061^2 + 5927060^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45364031525321 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45364031525521) 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 3 ways as a sum of consecutive naturals, for example, 782138474546 + ... + 782138474603.

It is an arithmetic number, because the mean of its divisors is an integer number (11732077118625).

Almost surely, 2^{45364031525321} is an apocalyptic number.

It is an amenable number.

45364031525321 is a deficient number, since it is larger than the sum of its proper divisors (1564276949179).

45364031525321 is a wasteful number, since it uses less digits than its factorization.

45364031525321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1564276949178.

The product of its (nonzero) digits is 1296000, while the sum is 44.

The spelling of 45364031525321 in words is "forty-five trillion, three hundred sixty-four billion, thirty-one million, five hundred twenty-five thousand, three hundred twenty-one".