12227051776 has 27 divisors (see below), whose sum is σ = 24409873663. Its totient is φ = 6112641280.

The previous prime is 12227051773. The next prime is 12227051807. The reversal of 12227051776 is 67715072221.

The square root of 12227051776 is 110576.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12227051773) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1765761 + ... + 1772671.

Almost surely, 2^12227051776 is an apocalyptic number.

12227051776 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

12227051776 is the 110576-th square number.

It is an amenable number.

12227051776 is a deficient number, since it is larger than the sum of its proper divisors (12182821887).

12227051776 is an frugal number, since it uses more digits than its factorization.

12227051776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13838 (or 6913 counting only the distinct ones).

The product of its (nonzero) digits is 82320, while the sum is 40.

The spelling of 12227051776 in words is "twelve billion, two hundred twenty-seven million, fifty-one thousand, seven hundred seventy-six".