19886030414 has 32 divisors (see below), whose sum is σ = 31443128640. Its totient is φ = 9413978112.

The previous prime is 19886030383. The next prime is 19886030441. The reversal of 19886030414 is 41403068891.

It is a super-2 number, since 2×19886030414² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9410222 + ... + 9412334.

It is an arithmetic number, because the mean of its divisors is an integer number (982597770).

Almost surely, 2^19886030414 is an apocalyptic number.

19886030414 is a deficient number, since it is larger than the sum of its proper divisors (11557098226).

19886030414 is a wasteful number, since it uses less digits than its factorization.

19886030414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4124.

The product of its (nonzero) digits is 165888, while the sum is 44.

The spelling of 19886030414 in words is "nineteen billion, eight hundred eighty-six million, thirty thousand, four hundred fourteen".