8007668121623 has 2 divisors, whose sum is σ = 8007668121624. Its totient is φ = 8007668121622.

The previous prime is 8007668121587. The next prime is 8007668121631. The reversal of 8007668121623 is 3261218667008.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8007668121623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8007668124623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4003834060811 + 4003834060812.

It is an arithmetic number, because the mean of its divisors is an integer number (4003834060812).

Almost surely, 2^{8007668121623} is an apocalyptic number.

8007668121623 is a deficient number, since it is larger than the sum of its proper divisors (1).

8007668121623 is an equidigital number, since it uses as much as digits as its factorization.

8007668121623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1161216, while the sum is 50.

The spelling of 8007668121623 in words is "eight trillion, seven billion, six hundred sixty-eight million, one hundred twenty-one thousand, six hundred twenty-three".