68918627 has 2 divisors, whose sum is σ = 68918628. Its totient is φ = 68918626.

The previous prime is 68918599. The next prime is 68918657. The reversal of 68918627 is 72681986.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 68918627 - 2²⁶ = 1809763 is a prime.

It is not a weakly prime, because it can be changed into another prime (68918657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34459313 + 34459314.

It is an arithmetic number, because the mean of its divisors is an integer number (34459314).

Almost surely, 2^68918627 is an apocalyptic number.

68918627 is a deficient number, since it is larger than the sum of its proper divisors (1).

68918627 is an equidigital number, since it uses as much as digits as its factorization.

68918627 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 47.

The square root of 68918627 is about 8301.7243389551. The cubic root of 68918627 is about 409.9952944136.

The spelling of 68918627 in words is "sixty-eight million, nine hundred eighteen thousand, six hundred twenty-seven".