12042786244 has 6 divisors (see below), whose sum is σ = 21074875934. Its totient is φ = 6021393120.

The previous prime is 12042786241. The next prime is 12042786277. The reversal of 12042786244 is 44268724021.

It can be written as a sum of positive squares in only one way, i.e., 11983680900 + 59105344 = 109470^2 + 7688^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12042786197 and 12042786206.

It is not an unprimeable number, because it can be changed into a prime (12042786241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1505348277 + ... + 1505348284.

Almost surely, 2^12042786244 is an apocalyptic number.

It is an amenable number.

12042786244 is a deficient number, since it is larger than the sum of its proper divisors (9032089690).

12042786244 is a wasteful number, since it uses less digits than its factorization.

12042786244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3010696565 (or 3010696563 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 40.

The spelling of 12042786244 in words is "twelve billion, forty-two million, seven hundred eighty-six thousand, two hundred forty-four".