16061659851 has 8 divisors (see below), whose sum is σ = 22346657280. Its totient is φ = 10242217832.

The previous prime is 16061659849. The next prime is 16061659883. The reversal of 16061659851 is 15895616061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16061659851 - 2¹ = 16061659849 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16061659851.

It is not an unprimeable number, because it can be changed into a prime (16061659651) 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, 116388771 + ... + 116388908.

It is an arithmetic number, because the mean of its divisors is an integer number (2793332160).

Almost surely, 2^16061659851 is an apocalyptic number.

16061659851 is a deficient number, since it is larger than the sum of its proper divisors (6284997429).

16061659851 is a wasteful number, since it uses less digits than its factorization.

16061659851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232777705.

The product of its (nonzero) digits is 388800, while the sum is 48.

The spelling of 16061659851 in words is "sixteen billion, sixty-one million, six hundred fifty-nine thousand, eight hundred fifty-one".