65696614 has 4 divisors (see below), whose sum is σ = 98544924. Its totient is φ = 32848306.

The previous prime is 65696581. The next prime is 65696639. The reversal of 65696614 is 41669656.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16424152 + ... + 16424155.

It is an arithmetic number, because the mean of its divisors is an integer number (24636231).

Almost surely, 2^65696614 is an apocalyptic number.

65696614 is a deficient number, since it is larger than the sum of its proper divisors (32848310).

65696614 is a wasteful number, since it uses less digits than its factorization.

65696614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32848309.

The product of its digits is 233280, while the sum is 43.

The square root of 65696614 is about 8105.3447798351. The cubic root of 65696614 is about 403.5038308076.

The spelling of 65696614 in words is "sixty-five million, six hundred ninety-six thousand, six hundred fourteen".