11920028395504 has 20 divisors (see below), whose sum is σ = 24453587664864. Its totient is φ = 5609425127168.

The previous prime is 11920028395439. The next prime is 11920028395511. The reversal of 11920028395504 is 40559382002911.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21911816632 + ... + 21911817175.

Almost surely, 2^{11920028395504} is an apocalyptic number.

It is an amenable number.

11920028395504 is an abundant number, since it is smaller than the sum of its proper divisors (12533559269360).

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

11920028395504 is a wasteful number, since it uses less digits than its factorization.

11920028395504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43823633832 (or 43823633826 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 49.

The spelling of 11920028395504 in words is "eleven trillion, nine hundred twenty billion, twenty-eight million, three hundred ninety-five thousand, five hundred four".