715510719919 has 2 divisors, whose sum is σ = 715510719920. Its totient is φ = 715510719918.

The previous prime is 715510719901. The next prime is 715510719929. The reversal of 715510719919 is 919917015517.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-715510719919 is a prime.

It is a super-2 number, since 2×715510719919² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 715510719919.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (715510719929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357755359959 + 357755359960.

It is an arithmetic number, because the mean of its divisors is an integer number (357755359960).

Almost surely, 2^715510719919 is an apocalyptic number.

715510719919 is a deficient number, since it is larger than the sum of its proper divisors (1).

715510719919 is an equidigital number, since it uses as much as digits as its factorization.

715510719919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 893025, while the sum is 55.

The spelling of 715510719919 in words is "seven hundred fifteen billion, five hundred ten million, seven hundred nineteen thousand, nine hundred nineteen".