65417776028 has 12 divisors (see below), whose sum is σ = 124888481592. Its totient is φ = 29735352720.

The previous prime is 65417776001. The next prime is 65417776043. The reversal of 65417776028 is 82067771456.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 743383775 + ... + 743383862.

It is an arithmetic number, because the mean of its divisors is an integer number (10407373466).

Almost surely, 2^65417776028 is an apocalyptic number.

It is an amenable number.

65417776028 is a deficient number, since it is larger than the sum of its proper divisors (59470705564).

65417776028 is a wasteful number, since it uses less digits than its factorization.

65417776028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1486767652 (or 1486767650 counting only the distinct ones).

The product of its (nonzero) digits is 3951360, while the sum is 53.

The spelling of 65417776028 in words is "sixty-five billion, four hundred seventeen million, seven hundred seventy-six thousand, twenty-eight".