713273156838531 has 28 divisors (see below), whose sum is σ = 1069508909629440. Its totient is φ = 475476136462800.

The previous prime is 713273156838527. The next prime is 713273156838547. The reversal of 713273156838531 is 135838651372317.

713273156838531 is a `hidden beast` number, since 7 + 1 + 3 + 2 + 7 + 3 + 1 + 5 + 68 + 38 + 531 = 666.

It is not a de Polignac number, because 713273156838531 - 2² = 713273156838527 is a prime.

It is a super-2 number, since 2×713273156838531² (a number of 31 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (713273156838581) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 31605891 + ... + 49249148.

It is an arithmetic number, because the mean of its divisors is an integer number (38196746772480).

Almost surely, 2^{713273156838531} is an apocalyptic number.

713273156838531 is a deficient number, since it is larger than the sum of its proper divisors (356235752790909).

713273156838531 is an equidigital number, since it uses as much as digits as its factorization.

713273156838531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80867158 (or 80867143 counting only the distinct ones).

The product of its digits is 76204800, while the sum is 63.

The spelling of 713273156838531 in words is "seven hundred thirteen trillion, two hundred seventy-three billion, one hundred fifty-six million, eight hundred thirty-eight thousand, five hundred thirty-one".