2636871342 has 32 divisors (see below), whose sum is σ = 6234969600. Its totient is φ = 727412448.

The previous prime is 2636871323. The next prime is 2636871389. The reversal of 2636871342 is 2431786362.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 2636871294 and 2636871303.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 1081242 + ... + 1083677.

It is an arithmetic number, because the mean of its divisors is an integer number (194842800).

Almost surely, 2^2636871342 is an apocalyptic number.

2636871342 is an abundant number, since it is smaller than the sum of its proper divisors (3598098258).

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

2636871342 is a wasteful number, since it uses less digits than its factorization.

2636871342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2164960.

The product of its digits is 290304, while the sum is 42.

The square root of 2636871342 is about 51350.4755771551. The cubic root of 2636871342 is about 1381.5384617272.

The spelling of 2636871342 in words is "two billion, six hundred thirty-six million, eight hundred seventy-one thousand, three hundred forty-two".