1399190643293 has 16 divisors (see below), whose sum is σ = 1461388469760. Its totient is φ = 1337968598400.

The previous prime is 1399190643283. The next prime is 1399190643313. The reversal of 1399190643293 is 3923460919931.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1399190643293 - 2²⁰ = 1399189594717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1399190643283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1303808 + ... + 2120918.

It is an arithmetic number, because the mean of its divisors is an integer number (91336779360).

Almost surely, 2^{1399190643293} is an apocalyptic number.

It is an amenable number.

1399190643293 is a deficient number, since it is larger than the sum of its proper divisors (62197826467).

1399190643293 is a wasteful number, since it uses less digits than its factorization.

1399190643293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817708.

The product of its (nonzero) digits is 8503056, while the sum is 59.

The spelling of 1399190643293 in words is "one trillion, three hundred ninety-nine billion, one hundred ninety million, six hundred forty-three thousand, two hundred ninety-three".