19471150166 has 8 divisors (see below), whose sum is σ = 31453396464. Its totient is φ = 8986684680.

The previous prime is 19471150147. The next prime is 19471150183. The reversal of 19471150166 is 66105117491.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 374445170 + ... + 374445221.

It is an arithmetic number, because the mean of its divisors is an integer number (3931674558).

Almost surely, 2^19471150166 is an apocalyptic number.

19471150166 is a deficient number, since it is larger than the sum of its proper divisors (11982246298).

19471150166 is a wasteful number, since it uses less digits than its factorization.

19471150166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748890406.

The product of its (nonzero) digits is 45360, while the sum is 41.

The spelling of 19471150166 in words is "nineteen billion, four hundred seventy-one million, one hundred fifty thousand, one hundred sixty-six".