126227765220 has 96 divisors (see below), whose sum is σ = 374296422528. Its totient is φ = 31674918912.

The previous prime is 126227765201. The next prime is 126227765243. The reversal of 126227765220 is 22567722621.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9594687 + ... + 9607833.

It is an arithmetic number, because the mean of its divisors is an integer number (3898921068).

Almost surely, 2^126227765220 is an apocalyptic number.

126227765220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126227765220 is an abundant number, since it is smaller than the sum of its proper divisors (248068657308).

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

126227765220 is a wasteful number, since it uses less digits than its factorization.

126227765220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22589 (or 22587 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 42.

The spelling of 126227765220 in words is "one hundred twenty-six billion, two hundred twenty-seven million, seven hundred sixty-five thousand, two hundred twenty".