12227545458 has 16 divisors (see below), whose sum is σ = 27172323360. Its totient is φ = 4075848468.

The previous prime is 12227545381. The next prime is 12227545541. The reversal of 12227545458 is 85454572221.

12227545458 is a `hidden beast` number, since 12 + 22 + 75 + 4 + 545 + 8 = 666.

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, 113217960 + ... + 113218067.

It is an arithmetic number, because the mean of its divisors is an integer number (1698270210).

Almost surely, 2^12227545458 is an apocalyptic number.

12227545458 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

12227545458 is an abundant number, since it is smaller than the sum of its proper divisors (14944777902).

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

12227545458 is a wasteful number, since it uses less digits than its factorization.

12227545458 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226436038 (or 226436032 counting only the distinct ones).

The product of its digits is 896000, while the sum is 45.

The spelling of 12227545458 in words is "twelve billion, two hundred twenty-seven million, five hundred forty-five thousand, four hundred fifty-eight".