748773731163 has 4 divisors (see below), whose sum is σ = 998364974888. Its totient is φ = 499182487440.

The previous prime is 748773731143. The next prime is 748773731203. The reversal of 748773731163 is 361137377847.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 748773731163 - 2⁵ = 748773731131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (748773731113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124795621858 + ... + 124795621863.

It is an arithmetic number, because the mean of its divisors is an integer number (249591243722).

Almost surely, 2^748773731163 is an apocalyptic number.

748773731163 is a deficient number, since it is larger than the sum of its proper divisors (249591243725).

748773731163 is a wasteful number, since it uses less digits than its factorization.

748773731163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249591243724.

The product of its digits is 12446784, while the sum is 57.

The spelling of 748773731163 in words is "seven hundred forty-eight billion, seven hundred seventy-three million, seven hundred thirty-one thousand, one hundred sixty-three".