715115755873 has 2 divisors, whose sum is σ = 715115755874. Its totient is φ = 715115755872.

The previous prime is 715115755819. The next prime is 715115755891. The reversal of 715115755873 is 378557511517.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 625312448289 + 89803307584 = 790767^2 + 299672^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-715115755873 is a prime.

It is a super-2 number, since 2×715115755873² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (715115752873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357557877936 + 357557877937.

It is an arithmetic number, because the mean of its divisors is an integer number (357557877937).

Almost surely, 2^715115755873 is an apocalyptic number.

It is an amenable number.

715115755873 is a deficient number, since it is larger than the sum of its proper divisors (1).

715115755873 is an equidigital number, since it uses as much as digits as its factorization.

715115755873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5145000, while the sum is 55.

The spelling of 715115755873 in words is "seven hundred fifteen billion, one hundred fifteen million, seven hundred fifty-five thousand, eight hundred seventy-three".