6347172646201 has 2 divisors, whose sum is σ = 6347172646202. Its totient is φ = 6347172646200.

The previous prime is 6347172646189. The next prime is 6347172646211. The reversal of 6347172646201 is 1026462717436.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5532938928400 + 814233717801 = 2352220^2 + 902349^2 .

It is a cyclic number.

It is not a de Polignac number, because 6347172646201 - 2²⁹ = 6346635775289 is a prime.

It is not a weakly prime, because it can be changed into another prime (6347172646211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3173586323100 + 3173586323101.

It is an arithmetic number, because the mean of its divisors is an integer number (3173586323101).

Almost surely, 2^{6347172646201} is an apocalyptic number.

It is an amenable number.

6347172646201 is a deficient number, since it is larger than the sum of its proper divisors (1).

6347172646201 is an equidigital number, since it uses as much as digits as its factorization.

6347172646201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2032128, while the sum is 49.

The spelling of 6347172646201 in words is "six trillion, three hundred forty-seven billion, one hundred seventy-two million, six hundred forty-six thousand, two hundred one".