65696894 has 8 divisors (see below), whose sum is σ = 98976360. Its totient is φ = 32704776.

The previous prime is 65696887. The next prime is 65696903. The reversal of 65696894 is 49869656.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71264 + ... + 72179.

It is an arithmetic number, because the mean of its divisors is an integer number (12372045).

Almost surely, 2^65696894 is an apocalyptic number.

65696894 is a deficient number, since it is larger than the sum of its proper divisors (33279466).

65696894 is a wasteful number, since it uses less digits than its factorization.

65696894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143674.

The product of its digits is 2799360, while the sum is 53.

The square root of 65696894 is about 8105.3620523700. The cubic root of 65696894 is about 403.5044040534.

The spelling of 65696894 in words is "sixty-five million, six hundred ninety-six thousand, eight hundred ninety-four".