665001506116 has 24 divisors (see below), whose sum is σ = 1181511442944. Its totient is φ = 327437664960.

The previous prime is 665001506107. The next prime is 665001506119. The reversal of 665001506116 is 611605100566.

665001506116 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (665001506119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1111545 + ... + 1601728.

It is an arithmetic number, because the mean of its divisors is an integer number (49229643456).

Almost surely, 2^665001506116 is an apocalyptic number.

It is an amenable number.

665001506116 is a deficient number, since it is larger than the sum of its proper divisors (516509936828).

665001506116 is a wasteful number, since it uses less digits than its factorization.

665001506116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2714211 (or 2714209 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 37.

The spelling of 665001506116 in words is "six hundred sixty-five billion, one million, five hundred six thousand, one hundred sixteen".