3172946380027 has 2 divisors, whose sum is σ = 3172946380028. Its totient is φ = 3172946380026.

The previous prime is 3172946380013. The next prime is 3172946380049. The reversal of 3172946380027 is 7200836492713.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3172946380027 is a prime.

It is not a weakly prime, because it can be changed into another prime (3172946380927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1586473190013 + 1586473190014.

It is an arithmetic number, because the mean of its divisors is an integer number (1586473190014).

Almost surely, 2^{3172946380027} is an apocalyptic number.

3172946380027 is a deficient number, since it is larger than the sum of its proper divisors (1).

3172946380027 is an equidigital number, since it uses as much as digits as its factorization.

3172946380027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3048192, while the sum is 52.

The spelling of 3172946380027 in words is "three trillion, one hundred seventy-two billion, nine hundred forty-six million, three hundred eighty thousand, twenty-seven".