11803634428 has 12 divisors (see below), whose sum is σ = 20658946672. Its totient is φ = 5901078240.

The previous prime is 11803634419. The next prime is 11803634449. The reversal of 11803634428 is 82443630811.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

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, 147993 + ... + 213328.

Almost surely, 2^11803634428 is an apocalyptic number.

It is an amenable number.

11803634428 is a deficient number, since it is larger than the sum of its proper divisors (8855312244).

11803634428 is a wasteful number, since it uses less digits than its factorization.

11803634428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369492 (or 369490 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 40.

The spelling of 11803634428 in words is "eleven billion, eight hundred three million, six hundred thirty-four thousand, four hundred twenty-eight".