749615516971 has 2 divisors, whose sum is σ = 749615516972. Its totient is φ = 749615516970.

The previous prime is 749615516891. The next prime is 749615517011. The reversal of 749615516971 is 179615516947.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 749615516971 - 2³⁵ = 715255778603 is a prime.

It is not a weakly prime, because it can be changed into another prime (749615526971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374807758485 + 374807758486.

It is an arithmetic number, because the mean of its divisors is an integer number (374807758486).

Almost surely, 2^749615516971 is an apocalyptic number.

749615516971 is a deficient number, since it is larger than the sum of its proper divisors (1).

749615516971 is an equidigital number, since it uses as much as digits as its factorization.

749615516971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14288400, while the sum is 61.

The spelling of 749615516971 in words is "seven hundred forty-nine billion, six hundred fifteen million, five hundred sixteen thousand, nine hundred seventy-one".