13312620501405 has 16 divisors (see below), whose sum is σ = 21300735721344. Its totient is φ = 7099883294400.

The previous prime is 13312620501379. The next prime is 13312620501493. The reversal of 13312620501405 is 50410502621331.

It is not a de Polignac number, because 13312620501405 - 2⁷ = 13312620501277 is a prime.

It is a super-2 number, since 2×13312620501405² (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 (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10701649 + ... + 11880678.

It is an arithmetic number, because the mean of its divisors is an integer number (1331295982584).

Almost surely, 2^{13312620501405} is an apocalyptic number.

13312620501405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13312620501405 is a deficient number, since it is larger than the sum of its proper divisors (7988115219939).

13312620501405 is a wasteful number, since it uses less digits than its factorization.

13312620501405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22621636.

The product of its (nonzero) digits is 21600, while the sum is 33.

The spelling of 13312620501405 in words is "thirteen trillion, three hundred twelve billion, six hundred twenty million, five hundred one thousand, four hundred five".