2119636156 has 24 divisors (see below), whose sum is σ = 4047886080. Its totient is φ = 963159600.

The previous prime is 2119636151. The next prime is 2119636171. The reversal of 2119636156 is 6516369112.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2119636151) 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, 181741 + ... + 193051.

It is an arithmetic number, because the mean of its divisors is an integer number (168661920).

Almost surely, 2^2119636156 is an apocalyptic number.

It is an amenable number.

2119636156 is a deficient number, since it is larger than the sum of its proper divisors (1928249924).

2119636156 is a wasteful number, since it uses less digits than its factorization.

2119636156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15585 (or 15583 counting only the distinct ones).

The product of its digits is 58320, while the sum is 40.

The square root of 2119636156 is about 46039.5064699873. The cubic root of 2119636156 is about 1284.5581620737.

The spelling of 2119636156 in words is "two billion, one hundred nineteen million, six hundred thirty-six thousand, one hundred fifty-six".