715477072244089 has 2 divisors, whose sum is σ = 715477072244090. Its totient is φ = 715477072244088.

The previous prime is 715477072244069. The next prime is 715477072244141. The reversal of 715477072244089 is 980442270774517.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 522058293474025 + 193418778770064 = 22848595^2 + 13907508^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-715477072244089 is a prime.

It is a super-2 number, since 2×715477072244089² (a number of 31 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (715477072244069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357738536122044 + 357738536122045.

It is an arithmetic number, because the mean of its divisors is an integer number (357738536122045).

Almost surely, 2^{715477072244089} is an apocalyptic number.

It is an amenable number.

715477072244089 is a deficient number, since it is larger than the sum of its proper divisors (1).

715477072244089 is an equidigital number, since it uses as much as digits as its factorization.

715477072244089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 221276160, while the sum is 67.

The spelling of 715477072244089 in words is "seven hundred fifteen trillion, four hundred seventy-seven billion, seventy-two million, two hundred forty-four thousand, eighty-nine".