22505050522 has 4 divisors (see below), whose sum is σ = 33757575786. Its totient is φ = 11252525260.

The previous prime is 22505050493. The next prime is 22505050537.

22505050522 is nontrivially palindromic in base 10.

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., 15893897041 + 6611153481 = 126071^2 + 81309^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5626262629 + ... + 5626262632.

Almost surely, 2^22505050522 is an apocalyptic number.

22505050522 is a deficient number, since it is larger than the sum of its proper divisors (11252525264).

22505050522 is a wasteful number, since it uses less digits than its factorization.

22505050522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11252525263.

The product of its (nonzero) digits is 10000, while the sum is 28.

It can be divided in two parts, 225050 and 50522, that added together give a palindrome (275572).

The spelling of 22505050522 in words is "twenty-two billion, five hundred five million, fifty thousand, five hundred twenty-two".