16032618117 has 20 divisors (see below), whose sum is σ = 23954563116. Its totient is φ = 10686358080.

The previous prime is 16032618113. The next prime is 16032618127. The reversal of 16032618117 is 71181623061.

16032618117 is a `hidden beast` number, since 1 + 6 + 0 + 32 + 618 + 1 + 1 + 7 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 6984613476 + 9048004641 = 83574^2 + 95121^2 .

It is not a de Polignac number, because 16032618117 - 2² = 16032618113 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16032618113) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 487993 + ... + 519809.

Almost surely, 2^16032618117 is an apocalyptic number.

It is an amenable number.

16032618117 is a deficient number, since it is larger than the sum of its proper divisors (7921944999).

16032618117 is an equidigital number, since it uses as much as digits as its factorization.

16032618117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38050 (or 38041 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The spelling of 16032618117 in words is "sixteen billion, thirty-two million, six hundred eighteen thousand, one hundred seventeen".