12260566442 has 8 divisors (see below), whose sum is σ = 18397340676. Its totient is φ = 6128119552.

The previous prime is 12260566441. The next prime is 12260566489. The reversal of 12260566442 is 24466506221.

It can be written as a sum of positive squares in 2 ways, for example, as 11117382721 + 1143183721 = 105439^2 + 33811^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12260566396 and 12260566405.

It is not an unprimeable number, because it can be changed into a prime (12260566441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1074743 + ... + 1086090.

Almost surely, 2^12260566442 is an apocalyptic number.

12260566442 is a deficient number, since it is larger than the sum of its proper divisors (6136774234).

12260566442 is a wasteful number, since it uses less digits than its factorization.

12260566442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2163672.

The product of its (nonzero) digits is 138240, while the sum is 38.

The spelling of 12260566442 in words is "twelve billion, two hundred sixty million, five hundred sixty-six thousand, four hundred forty-two".