19029916859 has 2 divisors, whose sum is σ = 19029916860. Its totient is φ = 19029916858.

The previous prime is 19029916853. The next prime is 19029916931. The reversal of 19029916859 is 95861992091.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 19029916859 - 2²⁰ = 19028868283 is a prime.

It is a super-3 number, since 3×19029916859³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 19029916798 and 19029916807.

It is not a weakly prime, because it can be changed into another prime (19029916853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9514958429 + 9514958430.

It is an arithmetic number, because the mean of its divisors is an integer number (9514958430).

Almost surely, 2^19029916859 is an apocalyptic number.

19029916859 is a deficient number, since it is larger than the sum of its proper divisors (1).

19029916859 is an equidigital number, since it uses as much as digits as its factorization.

19029916859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3149280, while the sum is 59.

The spelling of 19029916859 in words is "nineteen billion, twenty-nine million, nine hundred sixteen thousand, eight hundred fifty-nine".