1391901443116 has 24 divisors (see below), whose sum is σ = 2442977182800. Its totient is φ = 693908241600.

The previous prime is 1391901443099. The next prime is 1391901443117. The reversal of 1391901443116 is 6113441091931.

It is not an unprimeable number, because it can be changed into a prime (1391901443117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28259751 + ... + 28308961.

It is an arithmetic number, because the mean of its divisors is an integer number (101790715950).

Almost surely, 2^{1391901443116} is an apocalyptic number.

It is an amenable number.

1391901443116 is a deficient number, since it is larger than the sum of its proper divisors (1051075739684).

1391901443116 is a wasteful number, since it uses less digits than its factorization.

1391901443116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69825 (or 69823 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 43.

The spelling of 1391901443116 in words is "one trillion, three hundred ninety-one billion, nine hundred one million, four hundred forty-three thousand, one hundred sixteen".