65610111116 has 24 divisors (see below), whose sum is σ = 125546319360. Its totient is φ = 29753574800.

The previous prime is 65610111071. The next prime is 65610111131. The reversal of 65610111116 is 61111101656.

It is a happy number.

65610111116 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1710896 + ... + 1748823.

It is an arithmetic number, because the mean of its divisors is an integer number (5231096640).

Almost surely, 2^65610111116 is an apocalyptic number.

It is an amenable number.

65610111116 is a deficient number, since it is larger than the sum of its proper divisors (59936208244).

65610111116 is a wasteful number, since it uses less digits than its factorization.

65610111116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3460165 (or 3460163 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 29.

The spelling of 65610111116 in words is "sixty-five billion, six hundred ten million, one hundred eleven thousand, one hundred sixteen".