20250043199 has 8 divisors (see below), whose sum is σ = 20332121040. Its totient is φ = 20168016256.

The previous prime is 20250043129. The next prime is 20250043241. The reversal of 20250043199 is 99134005202.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20250043199 is a prime.

It is a super-2 number, since 2×20250043199² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20250043129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 921767 + ... + 943479.

It is an arithmetic number, because the mean of its divisors is an integer number (2541515130).

Almost surely, 2^20250043199 is an apocalyptic number.

20250043199 is a deficient number, since it is larger than the sum of its proper divisors (82077841).

20250043199 is a wasteful number, since it uses less digits than its factorization.

20250043199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25449.

The product of its (nonzero) digits is 19440, while the sum is 35.

The spelling of 20250043199 in words is "twenty billion, two hundred fifty million, forty-three thousand, one hundred ninety-nine".