13465765655 has 4 divisors (see below), whose sum is σ = 16158918792. Its totient is φ = 10772612520.

The previous prime is 13465765619. The next prime is 13465765657. The reversal of 13465765655 is 55656756431.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 13465765655 - 2¹² = 13465761559 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13465765597 and 13465765606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13465765657) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1346576561 + ... + 1346576570.

It is an arithmetic number, because the mean of its divisors is an integer number (4039729698).

Almost surely, 2^13465765655 is an apocalyptic number.

13465765655 is a deficient number, since it is larger than the sum of its proper divisors (2693153137).

13465765655 is an equidigital number, since it uses as much as digits as its factorization.

13465765655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2693153136.

The product of its digits is 11340000, while the sum is 53.

The spelling of 13465765655 in words is "thirteen billion, four hundred sixty-five million, seven hundred sixty-five thousand, six hundred fifty-five".