12019609120 has 48 divisors (see below), whose sum is σ = 29375521560. Its totient is φ = 4642054144.

The previous prime is 12019609109. The next prime is 12019609157. The reversal of 12019609120 is 2190691021.

It can be written as a sum of positive squares in 4 ways, for example, as 8790187536 + 3229421584 = 93756^2 + 56828^2 .

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, 1290577 + ... + 1299856.

Almost surely, 2^12019609120 is an apocalyptic number.

12019609120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12019609120 is an abundant number, since it is smaller than the sum of its proper divisors (17355912440).

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

12019609120 is a wasteful number, since it uses less digits than its factorization.

12019609120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2590477 (or 2590469 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 31.

The spelling of 12019609120 in words is "twelve billion, nineteen million, six hundred nine thousand, one hundred twenty".