12222525326764 has 6 divisors (see below), whose sum is σ = 21389419321844. Its totient is φ = 6111262663380.

The previous prime is 12222525326747. The next prime is 12222525326801. The reversal of 12222525326764 is 46762352522221.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1527815665842 + ... + 1527815665849.

Almost surely, 2^{12222525326764} is an apocalyptic number.

It is an amenable number.

12222525326764 is a deficient number, since it is larger than the sum of its proper divisors (9166893995080).

12222525326764 is a wasteful number, since it uses less digits than its factorization.

12222525326764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3055631331695 (or 3055631331693 counting only the distinct ones).

The product of its digits is 4838400, while the sum is 49.

Adding to 12222525326764 its reverse (46762352522221), we get a palindrome (58984877848985).

The spelling of 12222525326764 in words is "twelve trillion, two hundred twenty-two billion, five hundred twenty-five million, three hundred twenty-six thousand, seven hundred sixty-four".