68666365 has 16 divisors (see below), whose sum is σ = 83721600. Its totient is φ = 54059200.

The previous prime is 68666359. The next prime is 68666441. The reversal of 68666365 is 56366686.

It is not a de Polignac number, because 68666365 - 2⁹ = 68665853 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114336 + ... + 114934.

It is an arithmetic number, because the mean of its divisors is an integer number (5232600).

Almost surely, 2^68666365 is an apocalyptic number.

It is an amenable number.

68666365 is a deficient number, since it is larger than the sum of its proper divisors (15055235).

68666365 is a wasteful number, since it uses less digits than its factorization.

68666365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 932.

The product of its digits is 933120, while the sum is 46.

The square root of 68666365 is about 8286.5170608646. The cubic root of 68666365 is about 409.4944492641.

It can be divided in two parts, 6866 and 6365, that added together give a palindrome (13231).

The spelling of 68666365 in words is "sixty-eight million, six hundred sixty-six thousand, three hundred sixty-five".