16161109226 has 8 divisors (see below), whose sum is σ = 24426715104. Its totient is φ = 8018870860.

The previous prime is 16161109201. The next prime is 16161109267. The reversal of 16161109226 is 62290116161.

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

It is a super-2 number, since 2×16161109226² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 30841550 + ... + 30842073.

It is an arithmetic number, because the mean of its divisors is an integer number (3053339388).

Almost surely, 2^16161109226 is an apocalyptic number.

16161109226 is a deficient number, since it is larger than the sum of its proper divisors (8265605878).

16161109226 is a wasteful number, since it uses less digits than its factorization.

16161109226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61683756.

The product of its (nonzero) digits is 7776, while the sum is 35.

The spelling of 16161109226 in words is "sixteen billion, one hundred sixty-one million, one hundred nine thousand, two hundred twenty-six".