12002476162681 has 9 divisors (see below), whose sum is σ = 12302505158223. Its totient is φ = 11709594263280.

The previous prime is 12002476162669. The next prime is 12002476162687. The reversal of 12002476162681 is 18626167420021.

The square root of 12002476162681 is 3464459.

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., 578346561081 + 11424129601600 = 760491^2 + 3379960^2 .

It is not a de Polignac number, because 12002476162681 - 2¹⁵ = 12002476129913 is a prime.

It is a super-2 number, since 2×12002476162681² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12002476162687) 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, 142000570 + ... + 142085068.

Almost surely, 2^{12002476162681} is an apocalyptic number.

12002476162681 is the 3464459-th square number.

12002476162681 is the 1732230-th centered octagonal number.

It is an amenable number.

12002476162681 is a deficient number, since it is larger than the sum of its proper divisors (300028995542).

12002476162681 is an frugal number, since it uses more digits than its factorization.

12002476162681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169080 (or 84540 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 46.

The spelling of 12002476162681 in words is "twelve trillion, two billion, four hundred seventy-six million, one hundred sixty-two thousand, six hundred eighty-one".