12259540912 has 40 divisors (see below), whose sum is σ = 24350870016. Its totient is φ = 5976442176.

The previous prime is 12259540903. The next prime is 12259540919. The reversal of 12259540912 is 21904595221.

It is not an unprimeable number, because it can be changed into a prime (12259540919) 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, 166783 + ... + 228769.

Almost surely, 2^12259540912 is an apocalyptic number.

It is an amenable number.

12259540912 is a deficient number, since it is larger than the sum of its proper divisors (12091329104).

12259540912 is a wasteful number, since it uses less digits than its factorization.

12259540912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62305 (or 62299 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 40.

The spelling of 12259540912 in words is "twelve billion, two hundred fifty-nine million, five hundred forty thousand, nine hundred twelve".