3170993990713 has 4 divisors (see below), whose sum is σ = 3171042773620. Its totient is φ = 3170945207808.

The previous prime is 3170993990683. The next prime is 3170993990779.

3170993990713 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1677252927744 + 1493741062969 = 1295088^2 + 1222187^2 .

It is a cyclic number.

It is not a de Polignac number, because 3170993990713 - 2¹⁷ = 3170993859641 is a prime.

It is the 1780729-th Hogben number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3170993991713) by changing a digit.

It is a nontrivial repunit in base 1780728.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24293820 + ... + 24423997.

It is an arithmetic number, because the mean of its divisors is an integer number (792760693405).

Almost surely, 2^{3170993990713} is an apocalyptic number.

It is an amenable number.

3170993990713 is a deficient number, since it is larger than the sum of its proper divisors (48782907).

3170993990713 is an equidigital number, since it uses as much as digits as its factorization.

3170993990713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48782906.

The product of its (nonzero) digits is 8680203, while the sum is 61.

The spelling of 3170993990713 in words is "three trillion, one hundred seventy billion, nine hundred ninety-three million, nine hundred ninety thousand, seven hundred thirteen".