749336072164 has 27 divisors (see below), whose sum is σ = 1317049662747. Its totient is φ = 373043226048.

The previous prime is 749336072161. The next prime is 749336072201. The reversal of 749336072164 is 461270633947.

The square root of 749336072164 is 865642.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 8979078564 + 740356993600 = 94758^2 + 860440^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (749336072161) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 465714592 + ... + 465716200.

Almost surely, 2^749336072164 is an apocalyptic number.

749336072164 is the 865642-nd square number.

It is an amenable number.

749336072164 is a deficient number, since it is larger than the sum of its proper divisors (567713590583).

749336072164 is an frugal number, since it uses more digits than its factorization.

749336072164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3760 (or 1880 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 52.

The spelling of 749336072164 in words is "seven hundred forty-nine billion, three hundred thirty-six million, seventy-two thousand, one hundred sixty-four".