1392161396847 has 8 divisors (see below), whose sum is σ = 1999000980144. Its totient is φ = 856714705728.

The previous prime is 1392161396753. The next prime is 1392161396959. The reversal of 1392161396847 is 7486931612931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1392161396847 - 2¹⁸ = 1392161134703 is a prime.

It is a super-2 number, since 2×1392161396847² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1392161396047) by changing a digit.

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, 17848222998 + ... + 17848223075.

It is an arithmetic number, because the mean of its divisors is an integer number (249875122518).

Almost surely, 2^{1392161396847} is an apocalyptic number.

1392161396847 is a deficient number, since it is larger than the sum of its proper divisors (606839583297).

1392161396847 is a wasteful number, since it uses less digits than its factorization.

1392161396847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35696446089.

The product of its digits is 11757312, while the sum is 60.

The spelling of 1392161396847 in words is "one trillion, three hundred ninety-two billion, one hundred sixty-one million, three hundred ninety-six thousand, eight hundred forty-seven".