748517715847 has 16 divisors (see below), whose sum is σ = 830124011520. Its totient is φ = 669175941600.

The previous prime is 748517715779. The next prime is 748517715889.

748517715847 is nontrivially palindromic in base 10.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-748517715847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (748517755847) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3176154 + ... + 3403672.

It is an arithmetic number, because the mean of its divisors is an integer number (51882750720).

Almost surely, 2^748517715847 is an apocalyptic number.

748517715847 is a deficient number, since it is larger than the sum of its proper divisors (81606295673).

748517715847 is a wasteful number, since it uses less digits than its factorization.

748517715847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232494.

The product of its digits is 61465600, while the sum is 64.

The spelling of 748517715847 in words is "seven hundred forty-eight billion, five hundred seventeen million, seven hundred fifteen thousand, eight hundred forty-seven".