748634055128 has 16 divisors (see below), whose sum is σ = 1403723850480. Its totient is φ = 374307695008.

The previous prime is 748634055079. The next prime is 748634055139. The reversal of 748634055128 is 821550436847.

It is a self number, because there is not a number n which added to its sum of digits gives 748634055128.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 819575 + ... + 1472742.

It is an arithmetic number, because the mean of its divisors is an integer number (87732740655).

Almost surely, 2^748634055128 is an apocalyptic number.

It is an amenable number.

748634055128 is a deficient number, since it is larger than the sum of its proper divisors (655089795352).

748634055128 is a wasteful number, since it uses less digits than its factorization.

748634055128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2333146 (or 2333142 counting only the distinct ones).

The product of its (nonzero) digits is 6451200, while the sum is 53.

The spelling of 748634055128 in words is "seven hundred forty-eight billion, six hundred thirty-four million, fifty-five thousand, one hundred twenty-eight".