65696950 has 36 divisors (see below), whose sum is σ = 134327340. Its totient is φ = 23887600.

The previous prime is 65696909. The next prime is 65696963. The reversal of 65696950 is 5969656.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 65696950.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 621 + ... + 11479.

It is an arithmetic number, because the mean of its divisors is an integer number (3731315).

Almost surely, 2^65696950 is an apocalyptic number.

65696950 is an abundant number, since it is smaller than the sum of its proper divisors (68630390).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65696950 is a wasteful number, since it uses less digits than its factorization.

65696950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10893 (or 10877 counting only the distinct ones).

The product of its (nonzero) digits is 437400, while the sum is 46.

The square root of 65696950 is about 8105.3655068726. The cubic root of 65696950 is about 403.5045187023.

The spelling of 65696950 in words is "sixty-five million, six hundred ninety-six thousand, nine hundred fifty".