13265253441 has 20 divisors (see below), whose sum is σ = 21617451504. Its totient is φ = 8039547000.

The previous prime is 13265253437. The next prime is 13265253451. The reversal of 13265253441 is 14435256231.

13265253441 is a `hidden beast` number, since 1 + 32 + 6 + 52 + 534 + 41 = 666.

It is not a de Polignac number, because 13265253441 - 2² = 13265253437 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13265253396 and 13265253405.

It is not an unprimeable number, because it can be changed into a prime (13265253451) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7443135 + ... + 7444916.

Almost surely, 2^13265253441 is an apocalyptic number.

13265253441 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13265253441 is a deficient number, since it is larger than the sum of its proper divisors (8352198063).

13265253441 is a wasteful number, since it uses less digits than its factorization.

13265253441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14888074 (or 14888065 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The spelling of 13265253441 in words is "thirteen billion, two hundred sixty-five million, two hundred fifty-three thousand, four hundred forty-one".