1605260522222 has 16 divisors (see below), whose sum is σ = 2761267253472. Its totient is φ = 685620777120.

The previous prime is 1605260522213. The next prime is 1605260522251. The reversal of 1605260522222 is 2222250625061.

It is a super-2 number, since 2×1605260522222² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195663929 + ... + 195672132.

It is an arithmetic number, because the mean of its divisors is an integer number (172579203342).

Almost surely, 2^{1605260522222} is an apocalyptic number.

1605260522222 is a deficient number, since it is larger than the sum of its proper divisors (1156006731250).

1605260522222 is a wasteful number, since it uses less digits than its factorization.

1605260522222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 391336363.

The product of its (nonzero) digits is 57600, while the sum is 35.

The spelling of 1605260522222 in words is "one trillion, six hundred five billion, two hundred sixty million, five hundred twenty-two thousand, two hundred twenty-two".