10636840839 has 4 divisors (see below), whose sum is σ = 14182454456. Its totient is φ = 7091227224.

The previous prime is 10636840831. The next prime is 10636840849. The reversal of 10636840839 is 93804863601.

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

It is not a de Polignac number, because 10636840839 - 2³ = 10636840831 is a prime.

It is a super-2 number, since 2×10636840839² (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 (10636840831) 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, 1772806804 + ... + 1772806809.

It is an arithmetic number, because the mean of its divisors is an integer number (3545613614).

Almost surely, 2^10636840839 is an apocalyptic number.

10636840839 is a deficient number, since it is larger than the sum of its proper divisors (3545613617).

10636840839 is an equidigital number, since it uses as much as digits as its factorization.

10636840839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3545613616.

The product of its (nonzero) digits is 746496, while the sum is 48.

The spelling of 10636840839 in words is "ten billion, six hundred thirty-six million, eight hundred forty thousand, eight hundred thirty-nine".