13426505500416 has 72 divisors (see below), whose sum is σ = 35734691126400. Its totient is φ = 4475425913856.

The previous prime is 13426505500379. The next prime is 13426505500423. The reversal of 13426505500416 is 61400550562431.

It is a super-2 number, since 2×13426505500416² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62225485 + ... + 62440883.

Almost surely, 2^{13426505500416} is an apocalyptic number.

13426505500416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13426505500416 is an abundant number, since it is smaller than the sum of its proper divisors (22308185625984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13426505500416 is an equidigital number, since it uses as much as digits as its factorization.

13426505500416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296581 (or 296567 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 13426505500416 in words is "thirteen trillion, four hundred twenty-six billion, five hundred five million, five hundred thousand, four hundred sixteen".