22466451240452 has 12 divisors (see below), whose sum is σ = 40672023797580. Its totient is φ = 10845873012576.

The previous prime is 22466451240437. The next prime is 22466451240463. The reversal of 22466451240452 is 25404215466422.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 7036371643456 + 15430079596996 = 2652616^2 + 3928114^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22466451240397 and 22466451240406.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96838151783 + ... + 96838152014.

It is an arithmetic number, because the mean of its divisors is an integer number (3389335316465).

Almost surely, 2^{22466451240452} is an apocalyptic number.

It is an amenable number.

22466451240452 is a deficient number, since it is larger than the sum of its proper divisors (18205572557128).

22466451240452 is a wasteful number, since it uses less digits than its factorization.

22466451240452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193676303830 (or 193676303828 counting only the distinct ones).

The product of its (nonzero) digits is 3686400, while the sum is 47.

The spelling of 22466451240452 in words is "twenty-two trillion, four hundred sixty-six billion, four hundred fifty-one million, two hundred forty thousand, four hundred fifty-two".