16101622116 has 18 divisors (see below), whose sum is σ = 40701322662. Its totient is φ = 5367207360.

The previous prime is 16101622111. The next prime is 16101622157. The reversal of 16101622116 is 61122610161.

16101622116 is a `hidden beast` number, since 1 + 610 + 16 + 2 + 21 + 16 = 666.

It can be written as a sum of positive squares in only one way, i.e., 15913822500 + 187799616 = 126150^2 + 13704^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a self number, because there is not a number n which added to its sum of digits gives 16101622116.

It is not an unprimeable number, because it can be changed into a prime (16101622111) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 223633605 + ... + 223633676.

Almost surely, 2^16101622116 is an apocalyptic number.

It is an amenable number.

16101622116 is an abundant number, since it is smaller than the sum of its proper divisors (24599700546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16101622116 is a wasteful number, since it uses less digits than its factorization.

16101622116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447267291 (or 447267286 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The spelling of 16101622116 in words is "sixteen billion, one hundred one million, six hundred twenty-two thousand, one hundred sixteen".