747490344372 has 72 divisors (see below), whose sum is σ = 1902738107816. Its totient is φ = 247418406144.

The previous prime is 747490344299. The next prime is 747490344397. The reversal of 747490344372 is 273443094747.

747490344372 is a `hidden beast` number, since 7 + 47 + 4 + 90 + 3 + 443 + 72 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 43512291216 + 703978053156 = 208596^2 + 839034^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8984838 + ... + 9067650.

Almost surely, 2^747490344372 is an apocalyptic number.

It is an amenable number.

747490344372 is an abundant number, since it is smaller than the sum of its proper divisors (1155247763444).

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

747490344372 is a wasteful number, since it uses less digits than its factorization.

747490344372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84577 (or 84572 counting only the distinct ones).

The product of its (nonzero) digits is 14224896, while the sum is 54.

The spelling of 747490344372 in words is "seven hundred forty-seven billion, four hundred ninety million, three hundred forty-four thousand, three hundred seventy-two".