11612808408 has 32 divisors (see below), whose sum is σ = 29288948400. Its totient is φ = 3836679168.

The previous prime is 11612808367. The next prime is 11612808421. The reversal of 11612808408 is 80480821611.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2138293 + ... + 2143716.

Almost surely, 2^11612808408 is an apocalyptic number.

It is an amenable number.

11612808408 is an abundant number, since it is smaller than the sum of its proper divisors (17676139992).

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

11612808408 is a wasteful number, since it uses less digits than its factorization.

11612808408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4282131 (or 4282127 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 39.

The spelling of 11612808408 in words is "eleven billion, six hundred twelve million, eight hundred eight thousand, four hundred eight".