13415370622655 has 4 divisors (see below), whose sum is σ = 16098444747192. Its totient is φ = 10732296498120.

The previous prime is 13415370622651. The next prime is 13415370622679. The reversal of 13415370622655 is 55622607351431.

13415370622655 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 13415370622655 - 2² = 13415370622651 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13415370622651) 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, 1341537062261 + ... + 1341537062270.

It is an arithmetic number, because the mean of its divisors is an integer number (4024611186798).

Almost surely, 2^{13415370622655} is an apocalyptic number.

13415370622655 is a deficient number, since it is larger than the sum of its proper divisors (2683074124537).

13415370622655 is an equidigital number, since it uses as much as digits as its factorization.

13415370622655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2683074124536.

The product of its (nonzero) digits is 4536000, while the sum is 50.

The spelling of 13415370622655 in words is "thirteen trillion, four hundred fifteen billion, three hundred seventy million, six hundred twenty-two thousand, six hundred fifty-five".