6452642957641 has 2 divisors, whose sum is σ = 6452642957642. Its totient is φ = 6452642957640.

The previous prime is 6452642957627. The next prime is 6452642957707. The reversal of 6452642957641 is 1467592462546.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5485526094400 + 967116863241 = 2342120^2 + 983421^2 .

It is a cyclic number.

It is not a de Polignac number, because 6452642957641 - 2⁹ = 6452642957129 is a prime.

It is a super-2 number, since 2×6452642957641² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6452642957641.

It is not a weakly prime, because it can be changed into another prime (6452642952641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3226321478820 + 3226321478821.

It is an arithmetic number, because the mean of its divisors is an integer number (3226321478821).

Almost surely, 2^{6452642957641} is an apocalyptic number.

It is an amenable number.

6452642957641 is a deficient number, since it is larger than the sum of its proper divisors (1).

6452642957641 is an equidigital number, since it uses as much as digits as its factorization.

6452642957641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 87091200, while the sum is 61.

The spelling of 6452642957641 in words is "six trillion, four hundred fifty-two billion, six hundred forty-two million, nine hundred fifty-seven thousand, six hundred forty-one".