65650412 has 12 divisors (see below), whose sum is σ = 115050096. Its totient is φ = 32778960.

The previous prime is 65650397. The next prime is 65650439. The reversal of 65650412 is 21405656.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8264 + ... + 14127.

It is an arithmetic number, because the mean of its divisors is an integer number (9587508).

Almost surely, 2^65650412 is an apocalyptic number.

It is an amenable number.

65650412 is a deficient number, since it is larger than the sum of its proper divisors (49399684).

65650412 is a wasteful number, since it uses less digits than its factorization.

65650412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23128 (or 23126 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 65650412 is about 8102.4941838918. The cubic root of 65650412 is about 403.4092188492.

The spelling of 65650412 in words is "sixty-five million, six hundred fifty thousand, four hundred twelve".