12042177036 has 48 divisors (see below), whose sum is σ = 29114803200. Its totient is φ = 3869312832.

The previous prime is 12042177023. The next prime is 12042177041. The reversal of 12042177036 is 63077124021.

It is a junction number, because it is equal to n+sod(n) for n = 12042176988 and 12042177006.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187461 + ... + 243363.

It is an arithmetic number, because the mean of its divisors is an integer number (606558400).

Almost surely, 2^12042177036 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12042177036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14557401600).

12042177036 is an abundant number, since it is smaller than the sum of its proper divisors (17072626164).

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

12042177036 is a wasteful number, since it uses less digits than its factorization.

12042177036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56558 (or 56556 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 33.

The spelling of 12042177036 in words is "twelve billion, forty-two million, one hundred seventy-seven thousand, thirty-six".