16155881093 has 8 divisors (see below), whose sum is σ = 17629206336. Its totient is φ = 14683324000.

The previous prime is 16155881083. The next prime is 16155881123. The reversal of 16155881093 is 39018855161.

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 16155881093 - 2⁶ = 16155881029 is a prime.

It is a super-2 number, since 2×16155881093² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16155881033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147608 + ... + 232593.

It is an arithmetic number, because the mean of its divisors is an integer number (2203650792).

Almost surely, 2^16155881093 is an apocalyptic number.

It is an amenable number.

16155881093 is a deficient number, since it is larger than the sum of its proper divisors (1473325243).

16155881093 is a wasteful number, since it uses less digits than its factorization.

16155881093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384075.

The product of its (nonzero) digits is 259200, while the sum is 47.

The spelling of 16155881093 in words is "sixteen billion, one hundred fifty-five million, eight hundred eighty-one thousand, ninety-three".