747299580722 has 54 divisors (see below), whose sum is σ = 1221911018181. Its totient is φ = 342701852160.

The previous prime is 747299580689. The next prime is 747299580749. The reversal of 747299580722 is 227085992747.

It can be written as a sum of positive squares in 14 ways, for example, as 8798252401 + 738501328321 = 93799^2 + 859361^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=611269.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 852108548 + ... + 852109424.

Almost surely, 2^747299580722 is an apocalyptic number.

747299580722 is a deficient number, since it is larger than the sum of its proper divisors (474611437459).

747299580722 is an frugal number, since it uses more digits than its factorization.

747299580722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1872 (or 937 counting only the distinct ones).

The product of its (nonzero) digits is 35562240, while the sum is 62.

The spelling of 747299580722 in words is "seven hundred forty-seven billion, two hundred ninety-nine million, five hundred eighty thousand, seven hundred twenty-two".