45707658239 has 4 divisors (see below), whose sum is σ = 45713043480. Its totient is φ = 45702273000.

The previous prime is 45707658229. The next prime is 45707658257. The reversal of 45707658239 is 93285670754.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 93285670754 = 2 ⋅46642835377.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45707658239 is a prime.

It is a super-2 number, since 2×45707658239² (a number of 22 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 (45707658229) 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, 2679869 + ... + 2696870.

It is an arithmetic number, because the mean of its divisors is an integer number (11428260870).

Almost surely, 2^45707658239 is an apocalyptic number.

45707658239 is a deficient number, since it is larger than the sum of its proper divisors (5385241).

45707658239 is an equidigital number, since it uses as much as digits as its factorization.

45707658239 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5385240.

The product of its (nonzero) digits is 12700800, while the sum is 56.

The spelling of 45707658239 in words is "forty-five billion, seven hundred seven million, six hundred fifty-eight thousand, two hundred thirty-nine".