65956523064 has 16 divisors (see below), whose sum is σ = 164891307720. Its totient is φ = 21985507680.

The previous prime is 65956523057. The next prime is 65956523071. The reversal of 65956523064 is 46032565956.

It is a happy number.

65956523064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (65956523057) and next prime (65956523071).

It is a junction number, because it is equal to n+sod(n) for n = 65956522998 and 65956523016.

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, 1374094207 + ... + 1374094254.

Almost surely, 2^65956523064 is an apocalyptic number.

It is an amenable number.

65956523064 is an abundant number, since it is smaller than the sum of its proper divisors (98934784656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65956523064 is a wasteful number, since it uses less digits than its factorization.

65956523064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2748188470 (or 2748188466 counting only the distinct ones).

The product of its (nonzero) digits is 5832000, while the sum is 51.

The spelling of 65956523064 in words is "sixty-five billion, nine hundred fifty-six million, five hundred twenty-three thousand, sixty-four".