16101618197 has 12 divisors (see below), whose sum is σ = 19047922560. Its totient is φ = 13567462776.

The previous prime is 16101618193. The next prime is 16101618199. The reversal of 16101618197 is 79181610161.

It is not a de Polignac number, because 16101618197 - 2² = 16101618193 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16101618193) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2781893 + ... + 2787674.

It is an arithmetic number, because the mean of its divisors is an integer number (1587326880).

Almost surely, 2^16101618197 is an apocalyptic number.

It is an amenable number.

16101618197 is a deficient number, since it is larger than the sum of its proper divisors (2946304363).

16101618197 is an equidigital number, since it uses as much as digits as its factorization.

16101618197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5569640 (or 5569633 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 41.

The spelling of 16101618197 in words is "sixteen billion, one hundred one million, six hundred eighteen thousand, one hundred ninety-seven".