45517057340831 has 4 divisors (see below), whose sum is σ = 45986305354752. Its totient is φ = 45047809326912.

The previous prime is 45517057340753. The next prime is 45517057340879. The reversal of 45517057340831 is 13804375071554.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45517057340831 is a prime.

It is a super-2 number, since 2×45517057340831² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45517057940831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 234624006815 + ... + 234624007008.

It is an arithmetic number, because the mean of its divisors is an integer number (11496576338688).

Almost surely, 2^{45517057340831} is an apocalyptic number.

45517057340831 is a deficient number, since it is larger than the sum of its proper divisors (469248013921).

45517057340831 is an equidigital number, since it uses as much as digits as its factorization.

45517057340831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469248013920.

The product of its (nonzero) digits is 7056000, while the sum is 53.

The spelling of 45517057340831 in words is "forty-five trillion, five hundred seventeen billion, fifty-seven million, three hundred forty thousand, eight hundred thirty-one".