65612044 has 12 divisors (see below), whose sum is σ = 121575384. Its totient is φ = 30876224.

The previous prime is 65612003. The next prime is 65612051. The reversal of 65612044 is 44021656.

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, 482374 + ... + 482509.

It is an arithmetic number, because the mean of its divisors is an integer number (10131282).

Almost surely, 2^65612044 is an apocalyptic number.

It is an amenable number.

65612044 is a deficient number, since it is larger than the sum of its proper divisors (55963340).

65612044 is a wasteful number, since it uses less digits than its factorization.

65612044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964904 (or 964902 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 65612044 is about 8100.1261718568. The cubic root of 65612044 is about 403.3306155286.

The spelling of 65612044 in words is "sixty-five million, six hundred twelve thousand, forty-four".