2222222222628 has 24 divisors (see below), whose sum is σ = 5761316873760. Its totient is φ = 740740740840.

The previous prime is 2222222222621. The next prime is 2222222222629. The reversal of 2222222222628 is 8262222222222.

2222222222628 is a `hidden beast` number, since 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 22 + 628 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 2222222222592 and 2222222222601.

It is not an unprimeable number, because it can be changed into a prime (2222222222621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10288065738 + ... + 10288065953.

It is an arithmetic number, because the mean of its divisors is an integer number (240054869740).

Almost surely, 2^{2222222222628} is an apocalyptic number.

It is an amenable number.

2222222222628 is an abundant number, since it is smaller than the sum of its proper divisors (3539094651132).

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

2222222222628 is a wasteful number, since it uses less digits than its factorization.

2222222222628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20576131704 (or 20576131696 counting only the distinct ones).

The product of its digits is 98304, while the sum is 36.

The spelling of 2222222222628 in words is "two trillion, two hundred twenty-two billion, two hundred twenty-two million, two hundred twenty-two thousand, six hundred twenty-eight".