12224526140 has 12 divisors (see below), whose sum is σ = 25671504936. Its totient is φ = 4889810448.

The previous prime is 12224526133. The next prime is 12224526179. The reversal of 12224526140 is 4162542221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305613134 + ... + 305613173.

It is an arithmetic number, because the mean of its divisors is an integer number (2139292078).

Almost surely, 2^12224526140 is an apocalyptic number.

12224526140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12224526140 is an abundant number, since it is smaller than the sum of its proper divisors (13446978796).

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

12224526140 is a wasteful number, since it uses less digits than its factorization.

12224526140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 611226316 (or 611226314 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The spelling of 12224526140 in words is "twelve billion, two hundred twenty-four million, five hundred twenty-six thousand, one hundred forty".