2086139496 has 128 divisors (see below), whose sum is σ = 6458158080. Its totient is φ = 547900416.

The previous prime is 2086139483. The next prime is 2086139501. The reversal of 2086139496 is 6949316802.

It is a super-2 number, since 2×2086139496² = 8703955993542268032, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 114315 + ... + 131301.

It is an arithmetic number, because the mean of its divisors is an integer number (50454360).

Almost surely, 2^2086139496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2086139496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3229079040).

2086139496 is an abundant number, since it is smaller than the sum of its proper divisors (4372018584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2086139496 is a wasteful number, since it uses less digits than its factorization.

2086139496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17063 (or 17059 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 48.

The square root of 2086139496 is about 45674.2760862173. The cubic root of 2086139496 is about 1277.7555670953.

The spelling of 2086139496 in words is "two billion, eighty-six million, one hundred thirty-nine thousand, four hundred ninety-six".