747116128 has 24 divisors (see below), whose sum is σ = 1604602440. Its totient is φ = 339598080.

The previous prime is 747116093. The next prime is 747116141. The reversal of 747116128 is 821611747.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1060893 + ... + 1061596.

It is an arithmetic number, because the mean of its divisors is an integer number (66858435).

Almost surely, 2^747116128 is an apocalyptic number.

It is an amenable number.

747116128 is an abundant number, since it is smaller than the sum of its proper divisors (857486312).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

747116128 is a wasteful number, since it uses less digits than its factorization.

747116128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2122510 (or 2122502 counting only the distinct ones).

The product of its digits is 18816, while the sum is 37.

The square root of 747116128 is about 27333.4251055370. The cubic root of 747116128 is about 907.3942799181.

The spelling of 747116128 in words is "seven hundred forty-seven million, one hundred sixteen thousand, one hundred twenty-eight".