1391149834366 has 16 divisors (see below), whose sum is σ = 2210635638000. Its totient is φ = 654314339200.

The previous prime is 1391149834357. The next prime is 1391149834391. The reversal of 1391149834366 is 6634389411931.

It is a self number, because there is not a number n which added to its sum of digits gives 1391149834366.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10697116 + ... + 10826383.

It is an arithmetic number, because the mean of its divisors is an integer number (138164727375).

Almost surely, 2^{1391149834366} is an apocalyptic number.

1391149834366 is a deficient number, since it is larger than the sum of its proper divisors (819485803634).

1391149834366 is a wasteful number, since it uses less digits than its factorization.

1391149834366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21525419.

The product of its digits is 10077696, while the sum is 58.

The spelling of 1391149834366 in words is "one trillion, three hundred ninety-one billion, one hundred forty-nine million, eight hundred thirty-four thousand, three hundred sixty-six".