713085622561 has 4 divisors (see below), whose sum is σ = 767938362772. Its totient is φ = 658232882352.

The previous prime is 713085622559. The next prime is 713085622567. The reversal of 713085622561 is 165226580317.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 165226580317 = 11059 ⋅14940463.

It can be written as a sum of positive squares in 2 ways, for example, as 43110632161 + 669974990400 = 207631^2 + 818520^2 .

It is a cyclic number.

It is not a de Polignac number, because 713085622561 - 2¹ = 713085622559 is a prime.

It is a super-2 number, since 2×713085622561² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (713085622567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27426370086 + ... + 27426370111.

It is an arithmetic number, because the mean of its divisors is an integer number (191984590693).

Almost surely, 2^713085622561 is an apocalyptic number.

It is an amenable number.

713085622561 is a deficient number, since it is larger than the sum of its proper divisors (54852740211).

713085622561 is a wasteful number, since it uses less digits than its factorization.

713085622561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54852740210.

The product of its (nonzero) digits is 604800, while the sum is 46.

The spelling of 713085622561 in words is "seven hundred thirteen billion, eighty-five million, six hundred twenty-two thousand, five hundred sixty-one".