11539637422 has 16 divisors (see below), whose sum is σ = 18231776640. Its totient is φ = 5462755128.

The previous prime is 11539637413. The next prime is 11539637497. The reversal of 11539637422 is 22473693511.

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 7 ways as a sum of consecutive naturals, for example, 31498 + ... + 155149.

It is an arithmetic number, because the mean of its divisors is an integer number (1139486040).

Almost surely, 2^11539637422 is an apocalyptic number.

11539637422 is a deficient number, since it is larger than the sum of its proper divisors (6692139218).

11539637422 is a wasteful number, since it uses less digits than its factorization.

11539637422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188295.

The product of its digits is 272160, while the sum is 43.

The spelling of 11539637422 in words is "eleven billion, five hundred thirty-nine million, six hundred thirty-seven thousand, four hundred twenty-two".