45217360637 has 4 divisors (see below), whose sum is σ = 45983756640. Its totient is φ = 44450964636.

The previous prime is 45217360633. The next prime is 45217360649. The reversal of 45217360637 is 73606371254.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45217360637 - 2² = 45217360633 is a prime.

It is a Duffinian number.

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 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, 383197913 + ... + 383198030.

It is an arithmetic number, because the mean of its divisors is an integer number (11495939160).

Almost surely, 2^45217360637 is an apocalyptic number.

It is an amenable number.

45217360637 is a deficient number, since it is larger than the sum of its proper divisors (766396003).

45217360637 is an equidigital number, since it uses as much as digits as its factorization.

45217360637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 766396002.

The product of its (nonzero) digits is 635040, while the sum is 44.

The spelling of 45217360637 in words is "forty-five billion, two hundred seventeen million, three hundred sixty thousand, six hundred thirty-seven".