13426505500379 has 2 divisors, whose sum is σ = 13426505500380. Its totient is φ = 13426505500378.

The previous prime is 13426505500363. The next prime is 13426505500423. The reversal of 13426505500379 is 97300550562431.

It is a happy number.

13426505500379 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13426505500379 - 2⁴ = 13426505500363 is a prime.

It is not a weakly prime, because it can be changed into another prime (13426505508379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6713252750189 + 6713252750190.

It is an arithmetic number, because the mean of its divisors is an integer number (6713252750190).

Almost surely, 2^{13426505500379} is an apocalyptic number.

13426505500379 is a deficient number, since it is larger than the sum of its proper divisors (1).

13426505500379 is an equidigital number, since it uses as much as digits as its factorization.

13426505500379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3402000, while the sum is 50.

The spelling of 13426505500379 in words is "thirteen trillion, four hundred twenty-six billion, five hundred five million, five hundred thousand, three hundred seventy-nine".