65841235972 has 12 divisors (see below), whose sum is σ = 115497159120. Its totient is φ = 32842047656.

The previous prime is 65841235961. The next prime is 65841235981. The reversal of 65841235972 is 27953214856.

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, 19640698 + ... + 19644049.

It is an arithmetic number, because the mean of its divisors is an integer number (9624763260).

Almost surely, 2^65841235972 is an apocalyptic number.

It is an amenable number.

65841235972 is a deficient number, since it is larger than the sum of its proper divisors (49655923148).

65841235972 is a wasteful number, since it uses less digits than its factorization.

65841235972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39285170 (or 39285168 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 52.

The spelling of 65841235972 in words is "sixty-five billion, eight hundred forty-one million, two hundred thirty-five thousand, nine hundred seventy-two".