8372796961 has 2 divisors, whose sum is σ = 8372796962. Its totient is φ = 8372796960.

The previous prime is 8372796947. The next prime is 8372796979. The reversal of 8372796961 is 1696972738.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6809385361 + 1563411600 = 82519^2 + 39540^2 .

It is a cyclic number.

It is not a de Polignac number, because 8372796961 - 2⁷ = 8372796833 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8372796896 and 8372796905.

It is not a weakly prime, because it can be changed into another prime (8372796461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4186398480 + 4186398481.

It is an arithmetic number, because the mean of its divisors is an integer number (4186398481).

Almost surely, 2^8372796961 is an apocalyptic number.

It is an amenable number.

8372796961 is a deficient number, since it is larger than the sum of its proper divisors (1).

8372796961 is an equidigital number, since it uses as much as digits as its factorization.

8372796961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6858432, while the sum is 58.

The square root of 8372796961 is about 91502.9888091094. The cubic root of 8372796961 is about 2030.5959699532.

The spelling of 8372796961 in words is "eight billion, three hundred seventy-two million, seven hundred ninety-six thousand, nine hundred sixty-one".