45217360639 has 8 divisors (see below), whose sum is σ = 49780581840. Its totient is φ = 40729564800.

The previous prime is 45217360633. The next prime is 45217360649. The reversal of 45217360639 is 93606371254.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45217360639 - 2⁵ = 45217360607 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45217360633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18855082 + ... + 18857479.

It is an arithmetic number, because the mean of its divisors is an integer number (6222572730).

Almost surely, 2^45217360639 is an apocalyptic number.

45217360639 is a deficient number, since it is larger than the sum of its proper divisors (4563221201).

45217360639 is a wasteful number, since it uses less digits than its factorization.

45217360639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37712681.

The product of its (nonzero) digits is 816480, while the sum is 46.

The spelling of 45217360639 in words is "forty-five billion, two hundred seventeen million, three hundred sixty thousand, six hundred thirty-nine".