12292669665 has 24 divisors (see below), whose sum is σ = 21375393000. Its totient is φ = 6535137024.

The previous prime is 12292669619. The next prime is 12292669673. The reversal of 12292669665 is 56696629221.

It can be written as a sum of positive squares in 4 ways, for example, as 919726929 + 11372942736 = 30327^2 + 106644^2 .

It is not a de Polignac number, because 12292669665 - 2¹⁸ = 12292407521 is a prime.

It is a super-2 number, since 2×12292669665² (a number of 21 digits) contains 22 as substring.

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, 422290 + ... + 450459.

It is an arithmetic number, because the mean of its divisors is an integer number (890641375).

Almost surely, 2^12292669665 is an apocalyptic number.

12292669665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12292669665 is a deficient number, since it is larger than the sum of its proper divisors (9082723335).

12292669665 is a wasteful number, since it uses less digits than its factorization.

12292669665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 873073 (or 873070 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 54.

The spelling of 12292669665 in words is "twelve billion, two hundred ninety-two million, six hundred sixty-nine thousand, six hundred sixty-five".