12260778124 has 24 divisors (see below), whose sum is σ = 24561205760. Its totient is φ = 5246122896.

The previous prime is 12260778091. The next prime is 12260778151. The reversal of 12260778124 is 42187706221.

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, 336372 + ... + 371035.

Almost surely, 2^12260778124 is an apocalyptic number.

12260778124 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12260778124 is an abundant number, since it is smaller than the sum of its proper divisors (12300427636).

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

12260778124 is a wasteful number, since it uses less digits than its factorization.

12260778124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 708037 (or 708035 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 40.

The spelling of 12260778124 in words is "twelve billion, two hundred sixty million, seven hundred seventy-eight thousand, one hundred twenty-four".