13465066870398 has 32 divisors (see below), whose sum is σ = 31638199082112. Its totient is φ = 3766452271200.

The previous prime is 13465066870363. The next prime is 13465066870403. The reversal of 13465066870398 is 89307866056431.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7846774708 + ... + 7846776423.

It is an arithmetic number, because the mean of its divisors is an integer number (988693721316).

Almost surely, 2^{13465066870398} is an apocalyptic number.

13465066870398 is an abundant number, since it is smaller than the sum of its proper divisors (18173132211714).

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

13465066870398 is a wasteful number, since it uses less digits than its factorization.

13465066870398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15693551160.

The product of its (nonzero) digits is 156764160, while the sum is 66.

The spelling of 13465066870398 in words is "thirteen trillion, four hundred sixty-five billion, sixty-six million, eight hundred seventy thousand, three hundred ninety-eight".