13426505500415 has 32 divisors (see below), whose sum is σ = 18838855680000. Its totient is φ = 9182453976864.

The previous prime is 13426505500379. The next prime is 13426505500423. The reversal of 13426505500415 is 51400550562431.

It is not a de Polignac number, because 13426505500415 - 2¹⁴ = 13426505484031 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9678335 + ... + 10978304.

It is an arithmetic number, because the mean of its divisors is an integer number (588714240000).

Almost surely, 2^{13426505500415} is an apocalyptic number.

13426505500415 is a deficient number, since it is larger than the sum of its proper divisors (5412350179585).

13426505500415 is an equidigital number, since it uses as much as digits as its factorization.

13426505500415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20657044 (or 20657030 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 41.

The spelling of 13426505500415 in words is "thirteen trillion, four hundred twenty-six billion, five hundred five million, five hundred thousand, four hundred fifteen".