7972246801 has 2 divisors, whose sum is σ = 7972246802. Its totient is φ = 7972246800.

The previous prime is 7972246783. The next prime is 7972246859. The reversal of 7972246801 is 1086422797.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7387574401 + 584672400 = 85951^2 + 24180^2 .

It is a cyclic number.

It is not a de Polignac number, because 7972246801 - 2⁷ = 7972246673 is a prime.

It is not a weakly prime, because it can be changed into another prime (7972241801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3986123400 + 3986123401.

It is an arithmetic number, because the mean of its divisors is an integer number (3986123401).

Almost surely, 2^7972246801 is an apocalyptic number.

It is an amenable number.

7972246801 is a deficient number, since it is larger than the sum of its proper divisors (1).

7972246801 is an equidigital number, since it uses as much as digits as its factorization.

7972246801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 338688, while the sum is 46.

The square root of 7972246801 is about 89287.4392117951. The cubic root of 7972246801 is about 1997.6845538056.

The spelling of 7972246801 in words is "seven billion, nine hundred seventy-two million, two hundred forty-six thousand, eight hundred one".