12089850942 has 16 divisors (see below), whose sum is σ = 26039679120. Its totient is φ = 3719954112.

The previous prime is 12089850931. The next prime is 12089850947. The reversal of 12089850942 is 24905898021.

It is a junction number, because it is equal to n+sod(n) for n = 12089850891 and 12089850900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12089850947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77498967 + ... + 77499122.

It is an arithmetic number, because the mean of its divisors is an integer number (1627479945).

Almost surely, 2^12089850942 is an apocalyptic number.

12089850942 is an abundant number, since it is smaller than the sum of its proper divisors (13949828178).

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

12089850942 is a wasteful number, since it uses less digits than its factorization.

12089850942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154998107.

The product of its (nonzero) digits is 414720, while the sum is 48.

The spelling of 12089850942 in words is "twelve billion, eighty-nine million, eight hundred fifty thousand, nine hundred forty-two".