2227162796820 has 144 divisors (see below), whose sum is σ = 7398710766720. Its totient is φ = 538932711168.

The previous prime is 2227162796801. The next prime is 2227162796893. The reversal of 2227162796820 is 286972617222.

2227162796820 is a `hidden beast` number, since 2 + 2 + 2 + 7 + 1 + 627 + 9 + 6 + 8 + 2 + 0 = 666.

It is a super-2 number, since 2×2227162796820² (a number of 25 digits) contains 22 as substring.

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 47 ways as a sum of consecutive naturals, for example, 7927864 + ... + 8203983.

It is an arithmetic number, because the mean of its divisors is an integer number (51379935880).

Almost surely, 2^{2227162796820} is an apocalyptic number.

2227162796820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2227162796820 is an abundant number, since it is smaller than the sum of its proper divisors (5171547969900).

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

2227162796820 is a wasteful number, since it uses less digits than its factorization.

2227162796820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16131934 (or 16131929 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 54.

The spelling of 2227162796820 in words is "two trillion, two hundred twenty-seven billion, one hundred sixty-two million, seven hundred ninety-six thousand, eight hundred twenty".