8362640401 has 2 divisors, whose sum is σ = 8362640402. Its totient is φ = 8362640400.

The previous prime is 8362640329. The next prime is 8362640423. The reversal of 8362640401 is 1040462638.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6868431376 + 1494209025 = 82876^2 + 38655^2 .

It is a cyclic number.

It is not a de Polignac number, because 8362640401 - 2⁹ = 8362639889 is a prime.

It is not a weakly prime, because it can be changed into another prime (8362640431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4181320200 + 4181320201.

It is an arithmetic number, because the mean of its divisors is an integer number (4181320201).

Almost surely, 2^8362640401 is an apocalyptic number.

It is an amenable number.

8362640401 is a deficient number, since it is larger than the sum of its proper divisors (1).

8362640401 is an equidigital number, since it uses as much as digits as its factorization.

8362640401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 8362640401 is about 91447.4734533437. The cubic root of 8362640401 is about 2029.7745712125.

The spelling of 8362640401 in words is "eight billion, three hundred sixty-two million, six hundred forty thousand, four hundred one".