2220662521426 has 4 divisors (see below), whose sum is σ = 3330993782142. Its totient is φ = 1110331260712.

The previous prime is 2220662521417. The next prime is 2220662521459. The reversal of 2220662521426 is 6241252660222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1388190586225 + 832471935201 = 1178215^2 + 912399^2 .

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 as a sum of consecutive naturals, namely, 555165630355 + ... + 555165630358.

Almost surely, 2^{2220662521426} is an apocalyptic number.

2220662521426 is a deficient number, since it is larger than the sum of its proper divisors (1110331260716).

2220662521426 is a wasteful number, since it uses less digits than its factorization.

2220662521426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1110331260715.

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 2220662521426 in words is "two trillion, two hundred twenty billion, six hundred sixty-two million, five hundred twenty-one thousand, four hundred twenty-six".