746172898969 has 9 divisors (see below), whose sum is σ = 762428189397. Its totient is φ = 730257144444.

The previous prime is 746172898963. The next prime is 746172899053. The reversal of 746172898969 is 969898271647.

The square root of 746172898969 is 863813.

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

It is not a de Polignac number, because 746172898969 - 2⁵ = 746172898937 is a prime.

It is a super-2 number, since 2×746172898969² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 746172898895 and 746172898904.

It is not an unprimeable number, because it can be changed into a prime (746172898963) 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, 40590022 + ... + 40608400.

Almost surely, 2^746172898969 is an apocalyptic number.

746172898969 is the 863813-rd square number.

746172898969 is the 431907-th centered octagonal number.

It is an amenable number.

746172898969 is a deficient number, since it is larger than the sum of its proper divisors (16255290428).

746172898969 is an frugal number, since it uses more digits than its factorization.

746172898969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36852 (or 18426 counting only the distinct ones).

The product of its digits is 658409472, while the sum is 76.

The spelling of 746172898969 in words is "seven hundred forty-six billion, one hundred seventy-two million, eight hundred ninety-eight thousand, nine hundred sixty-nine".