451835362969 has 9 divisors (see below), whose sum is σ = 459663736063. Its totient is φ = 444138149632.

The previous prime is 451835362939. The next prime is 451835362973. The reversal of 451835362969 is 969263538154.

The square root of 451835362969 is 672187.

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

It can be written as a sum of positive squares in only one way, i.e., 336023105625 + 115812257344 = 579675^2 + 340312^2 .

It is not a de Polignac number, because 451835362969 - 2⁷ = 451835362841 is a prime.

It is a super-2 number, since 2×451835362969² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (451835362939) by changing a digit.

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 8 ways as a sum of consecutive naturals, for example, 39653337 + ... + 39664729.

Almost surely, 2^451835362969 is an apocalyptic number.

451835362969 is the 672187-th square number.

451835362969 is the 336094-th centered octagonal number.

It is an amenable number.

451835362969 is a deficient number, since it is larger than the sum of its proper divisors (7828373094).

451835362969 is an frugal number, since it uses more digits than its factorization.

451835362969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22904 (or 11452 counting only the distinct ones).

The product of its digits is 41990400, while the sum is 61.

The spelling of 451835362969 in words is "four hundred fifty-one billion, eight hundred thirty-five million, three hundred sixty-two thousand, nine hundred sixty-nine".