2222644006146 has 64 divisors (see below), whose sum is σ = 4526901509760. Its totient is φ = 727327695360.

The previous prime is 2222644006111. The next prime is 2222644006181. The reversal of 2222644006146 is 6416004462222.

It is an interprime number because it is at equal distance from previous prime (2222644006111) and next prime (2222644006181).

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, 505488820 + ... + 505493216.

It is an arithmetic number, because the mean of its divisors is an integer number (70732836090).

Almost surely, 2^{2222644006146} is an apocalyptic number.

2222644006146 is an abundant number, since it is smaller than the sum of its proper divisors (2304257503614).

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

2222644006146 is a wasteful number, since it uses less digits than its factorization.

2222644006146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6819.

The product of its (nonzero) digits is 221184, while the sum is 39.

Adding to 2222644006146 its reverse (6416004462222), we get a palindrome (8638648468368).

The spelling of 2222644006146 in words is "two trillion, two hundred twenty-two billion, six hundred forty-four million, six thousand, one hundred forty-six".