45520715231 has 2 divisors, whose sum is σ = 45520715232. Its totient is φ = 45520715230.

The previous prime is 45520715221. The next prime is 45520715243. The reversal of 45520715231 is 13251702554.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45520715231 is a prime.

It is a super-2 number, since 2×45520715231² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45520715191 and 45520715200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45520715221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22760357615 + 22760357616.

It is an arithmetic number, because the mean of its divisors is an integer number (22760357616).

Almost surely, 2^45520715231 is an apocalyptic number.

45520715231 is a deficient number, since it is larger than the sum of its proper divisors (1).

45520715231 is an equidigital number, since it uses as much as digits as its factorization.

45520715231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 42000, while the sum is 35.

The spelling of 45520715231 in words is "forty-five billion, five hundred twenty million, seven hundred fifteen thousand, two hundred thirty-one".