13169637441 has 24 divisors (see below), whose sum is σ = 19718400000. Its totient is φ = 8459936352.

The previous prime is 13169637433. The next prime is 13169637449. The reversal of 13169637441 is 14473696131.

13169637441 is a `hidden beast` number, since 1 + 3 + 1 + 6 + 9 + 637 + 4 + 4 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (13169637433) and next prime (13169637449).

It is not a de Polignac number, because 13169637441 - 2³ = 13169637433 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13169637449) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 79680 + ... + 180798.

It is an arithmetic number, because the mean of its divisors is an integer number (821600000).

Almost surely, 2^13169637441 is an apocalyptic number.

It is an amenable number.

13169637441 is a deficient number, since it is larger than the sum of its proper divisors (6548762559).

13169637441 is a wasteful number, since it uses less digits than its factorization.

13169637441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101653 (or 101650 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The spelling of 13169637441 in words is "thirteen billion, one hundred sixty-nine million, six hundred thirty-seven thousand, four hundred forty-one".