12265600901850 has 36 divisors (see below), whose sum is σ = 32953581090846. Its totient is φ = 3270826907040.

The previous prime is 12265600901839. The next prime is 12265600901863. The reversal of 12265600901850 is 5810900656221.

12265600901850 is a `hidden beast` number, since 1 + 2 + 2 + 6 + 560 + 0 + 9 + 0 + 1 + 85 + 0 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 10539028553769 + 1726572348081 = 3246387^2 + 1313991^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 12265600901796 and 12265600901805.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 13628444997 + ... + 13628445896.

Almost surely, 2^{12265600901850} is an apocalyptic number.

12265600901850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12265600901850 is an abundant number, since it is smaller than the sum of its proper divisors (20687980188996).

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

12265600901850 is a wasteful number, since it uses less digits than its factorization.

12265600901850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27256890911 (or 27256890903 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The spelling of 12265600901850 in words is "twelve trillion, two hundred sixty-five billion, six hundred million, nine hundred one thousand, eight hundred fifty".