715111730685 has 80 divisors (see below), whose sum is σ = 1400391970560. Its totient is φ = 346237061760.

The previous prime is 715111730681. The next prime is 715111730699. The reversal of 715111730685 is 586037111517.

715111730685 is a `hidden beast` number, since 7 + 1 + 511 + 1 + 73 + 0 + 68 + 5 = 666.

It is not a de Polignac number, because 715111730685 - 2² = 715111730681 is a prime.

It is a super-2 number, since 2×715111730685² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 715111730685.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (715111730681) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 3091519 + ... + 3314771.

It is an arithmetic number, because the mean of its divisors is an integer number (17504899632).

Almost surely, 2^715111730685 is an apocalyptic number.

It is an amenable number.

715111730685 is a deficient number, since it is larger than the sum of its proper divisors (685280239875).

715111730685 is a wasteful number, since it uses less digits than its factorization.

715111730685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224000 (or 223991 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 45.

The spelling of 715111730685 in words is "seven hundred fifteen billion, one hundred eleven million, seven hundred thirty thousand, six hundred eighty-five".