2085899799 has 8 divisors (see below), whose sum is σ = 2786141952. Its totient is φ = 1388128760.

The previous prime is 2085899797. The next prime is 2085899833. The reversal of 2085899799 is 9979985802.

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

It is a cyclic number.

It is not a de Polignac number, because 2085899799 - 2¹ = 2085899797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2085899797) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 615807 + ... + 619184.

It is an arithmetic number, because the mean of its divisors is an integer number (348267744).

Almost surely, 2^2085899799 is an apocalyptic number.

2085899799 is a deficient number, since it is larger than the sum of its proper divisors (700242153).

2085899799 is a wasteful number, since it uses less digits than its factorization.

2085899799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1235557.

The product of its (nonzero) digits is 29393280, while the sum is 66.

The square root of 2085899799 is about 45671.6520283644. The cubic root of 2085899799 is about 1277.7066272700.

The spelling of 2085899799 in words is "two billion, eighty-five million, eight hundred ninety-nine thousand, seven hundred ninety-nine".