748015516817 has 2 divisors, whose sum is σ = 748015516818. Its totient is φ = 748015516816.

The previous prime is 748015516771. The next prime is 748015516823. The reversal of 748015516817 is 718615510847.

It is a happy number.

748015516817 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 619748392081 + 128267124736 = 787241^2 + 358144^2 .

It is a cyclic number.

It is not a de Polignac number, because 748015516817 - 2⁸ = 748015516561 is a prime.

It is a super-2 number, since 2×748015516817² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (748015516837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 374007758408 + 374007758409.

It is an arithmetic number, because the mean of its divisors is an integer number (374007758409).

Almost surely, 2^748015516817 is an apocalyptic number.

It is an amenable number.

748015516817 is a deficient number, since it is larger than the sum of its proper divisors (1).

748015516817 is an equidigital number, since it uses as much as digits as its factorization.

748015516817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1881600, while the sum is 53.

The spelling of 748015516817 in words is "seven hundred forty-eight billion, fifteen million, five hundred sixteen thousand, eight hundred seventeen".