715145499949 has 2 divisors, whose sum is σ = 715145499950. Its totient is φ = 715145499948.

The previous prime is 715145499911. The next prime is 715145500019. The reversal of 715145499949 is 949994541517.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 714882087049 + 263412900 = 845507^2 + 16230^2 .

It is a cyclic number.

It is not a de Polignac number, because 715145499949 - 2¹³ = 715145491757 is a prime.

It is a super-2 number, since 2×715145499949² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (715145497949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 357572749974 + 357572749975.

It is an arithmetic number, because the mean of its divisors is an integer number (357572749975).

Almost surely, 2^715145499949 is an apocalyptic number.

It is an amenable number.

715145499949 is a deficient number, since it is larger than the sum of its proper divisors (1).

715145499949 is an equidigital number, since it uses as much as digits as its factorization.

715145499949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 73483200, while the sum is 67.

The spelling of 715145499949 in words is "seven hundred fifteen billion, one hundred forty-five million, four hundred ninety-nine thousand, nine hundred forty-nine".