12010267038550 has 24 divisors (see below), whose sum is σ = 24369923664792. Its totient is φ = 4367369832000.

The previous prime is 12010267038529. The next prime is 12010267038577. The reversal of 12010267038550 is 5583076201021.

It is a super-2 number, since 2×12010267038550² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10918424031 + ... + 10918425130.

It is an arithmetic number, because the mean of its divisors is an integer number (1015413486033).

Almost surely, 2^{12010267038550} is an apocalyptic number.

12010267038550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12010267038550 is an abundant number, since it is smaller than the sum of its proper divisors (12359656626242).

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

12010267038550 is a wasteful number, since it uses less digits than its factorization.

12010267038550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21836849184 (or 21836849179 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 40.

The spelling of 12010267038550 in words is "twelve trillion, ten billion, two hundred sixty-seven million, thirty-eight thousand, five hundred fifty".