65655775316 has 12 divisors (see below), whose sum is σ = 118603981440. Its totient is φ = 31768923480.

The previous prime is 65655775303. The next prime is 65655775331. The reversal of 65655775316 is 61357755656.

It is a congruent number.

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, 264740906 + ... + 264741153.

It is an arithmetic number, because the mean of its divisors is an integer number (9883665120).

Almost surely, 2^65655775316 is an apocalyptic number.

It is an amenable number.

65655775316 is a deficient number, since it is larger than the sum of its proper divisors (52948206124).

65655775316 is a wasteful number, since it uses less digits than its factorization.

65655775316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529482094 (or 529482092 counting only the distinct ones).

The product of its digits is 19845000, while the sum is 56.

The spelling of 65655775316 in words is "sixty-five billion, six hundred fifty-five million, seven hundred seventy-five thousand, three hundred sixteen".