65507675366 has 24 divisors (see below), whose sum is σ = 116010253656. Its totient is φ = 27655689600.

The previous prime is 65507675357. The next prime is 65507675371. The reversal of 65507675366 is 66357670556.

It is a happy number.

It is a super-3 number, since 3×65507675366³ (a number of 33 digits) contains 333 as substring.

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 11 ways as a sum of consecutive naturals, for example, 4981835 + ... + 4994966.

It is an arithmetic number, because the mean of its divisors is an integer number (4833760569).

Almost surely, 2^65507675366 is an apocalyptic number.

65507675366 is a deficient number, since it is larger than the sum of its proper divisors (50502578290).

65507675366 is a wasteful number, since it uses less digits than its factorization.

65507675366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9976884 (or 9976877 counting only the distinct ones).

The product of its (nonzero) digits is 23814000, while the sum is 56.

The spelling of 65507675366 in words is "sixty-five billion, five hundred seven million, six hundred seventy-five thousand, three hundred sixty-six".