2222919974916 has 81 divisors (see below), whose sum is σ = 5652965929429. Its totient is φ = 736527324000.

The previous prime is 2222919974897. The next prime is 2222919974923. The reversal of 2222919974916 is 6194799192222.

The square root of 2222919974916 is 1490946.

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

2222919974916 is a `hidden beast` number, since 2 + 22 + 29 + 19 + 97 + 491 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3415934916 + 2219504040000 = 58446^2 + 1489800^2 .

It is a super-3 number, since 3×2222919974916³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1708623466 + ... + 1708624766.

Almost surely, 2^{2222919974916} is an apocalyptic number.

2222919974916 is the 1490946-th square number.

It is an amenable number.

2222919974916 is an abundant number, since it is smaller than the sum of its proper divisors (3430045954513).

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

2222919974916 is an equidigital number, since it uses as much as digits as its factorization.

2222919974916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2994 (or 1497 counting only the distinct ones).

The product of its digits is 17635968, while the sum is 63.

The spelling of 2222919974916 in words is "two trillion, two hundred twenty-two billion, nine hundred nineteen million, nine hundred seventy-four thousand, nine hundred sixteen".