68023826951 has 2 divisors, whose sum is σ = 68023826952. Its totient is φ = 68023826950.

The previous prime is 68023826879. The next prime is 68023826957. The reversal of 68023826951 is 15962832086.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-68023826951 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 68023826951.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68023826957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34011913475 + 34011913476.

It is an arithmetic number, because the mean of its divisors is an integer number (34011913476).

Almost surely, 2^68023826951 is an apocalyptic number.

68023826951 is a deficient number, since it is larger than the sum of its proper divisors (1).

68023826951 is an equidigital number, since it uses as much as digits as its factorization.

68023826951 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1244160, while the sum is 50.

The spelling of 68023826951 in words is "sixty-eight billion, twenty-three million, eight hundred twenty-six thousand, nine hundred fifty-one".