13478900334690 has 32 divisors (see below), whose sum is σ = 36970698061440. Its totient is φ = 3080891505024.

The previous prime is 13478900334671. The next prime is 13478900334707. The reversal of 13478900334690 is 9643300987431.

It is a super-2 number, since 2×13478900334690² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13478900334690.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32092619635 + ... + 32092620054.

It is an arithmetic number, because the mean of its divisors is an integer number (1155334314420).

Almost surely, 2^{13478900334690} is an apocalyptic number.

13478900334690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13478900334690 is an abundant number, since it is smaller than the sum of its proper divisors (23491797726750).

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

13478900334690 is a wasteful number, since it uses less digits than its factorization.

13478900334690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64185239706.

The product of its (nonzero) digits is 11757312, while the sum is 57.

The spelling of 13478900334690 in words is "thirteen trillion, four hundred seventy-eight billion, nine hundred million, three hundred thirty-four thousand, six hundred ninety".