19992363059 has 4 divisors (see below), whose sum is σ = 19992736200. Its totient is φ = 19991989920.

The previous prime is 19992363037. The next prime is 19992363101. The reversal of 19992363059 is 95036329991.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19992363059 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 19992362995 and 19992363013.

It is not an unprimeable number, because it can be changed into a prime (19992363659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89297 + ... + 218994.

It is an arithmetic number, because the mean of its divisors is an integer number (4998184050).

Almost surely, 2^19992363059 is an apocalyptic number.

19992363059 is a deficient number, since it is larger than the sum of its proper divisors (373141).

19992363059 is an equidigital number, since it uses as much as digits as its factorization.

19992363059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373140.

The product of its (nonzero) digits is 3542940, while the sum is 56.

The spelling of 19992363059 in words is "nineteen billion, nine hundred ninety-two million, three hundred sixty-three thousand, fifty-nine".