12190044328 has 48 divisors (see below), whose sum is σ = 28712103840. Its totient is φ = 4749365280.

The previous prime is 12190044299. The next prime is 12190044359. The reversal of 12190044328 is 82344009121.

It is a junction number, because it is equal to n+sod(n) for n = 12190044293 and 12190044302.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 892726 + ... + 906277.

It is an arithmetic number, because the mean of its divisors is an integer number (598168830).

Almost surely, 2^12190044328 is an apocalyptic number.

It is an amenable number.

12190044328 is an abundant number, since it is smaller than the sum of its proper divisors (16522059512).

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

12190044328 is a wasteful number, since it uses less digits than its factorization.

12190044328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1799038 (or 1799023 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The spelling of 12190044328 in words is "twelve billion, one hundred ninety million, forty-four thousand, three hundred twenty-eight".