13941959860864 has 64 divisors (see below), whose sum is σ = 31781147270400. Its totient is φ = 5967917706240.

The previous prime is 13941959860847. The next prime is 13941959860889. The reversal of 13941959860864 is 46806895914931.

It is a tau number, because it is divible by the number of its divisors (64).

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, 8642152 + ... + 10127719.

It is an arithmetic number, because the mean of its divisors is an integer number (496580426100).

Almost surely, 2^{13941959860864} is an apocalyptic number.

13941959860864 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13941959860864 is an abundant number, since it is smaller than the sum of its proper divisors (17839187409536).

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

13941959860864 is an equidigital number, since it uses as much as digits as its factorization.

13941959860864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18770721 (or 18770709 counting only the distinct ones).

The product of its (nonzero) digits is 403107840, while the sum is 73.

The spelling of 13941959860864 in words is "thirteen trillion, nine hundred forty-one billion, nine hundred fifty-nine million, eight hundred sixty thousand, eight hundred sixty-four".