22240646262242 has 32 divisors (see below), whose sum is σ = 34123870978992. Its totient is φ = 10869056077824.

The previous prime is 22240646262227. The next prime is 22240646262287. The reversal of 22240646262242 is 24226264604222.

It can be written as a sum of positive squares in 8 ways, for example, as 22232064277921 + 8581984321 = 4715089^2 + 92639^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22240646262193 and 22240646262202.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10577618 + ... + 12504690.

Almost surely, 2^{22240646262242} is an apocalyptic number.

22240646262242 is a deficient number, since it is larger than the sum of its proper divisors (11883224716750).

22240646262242 is a wasteful number, since it uses less digits than its factorization.

22240646262242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1927862.

The product of its (nonzero) digits is 1769472, while the sum is 44.

The spelling of 22240646262242 in words is "twenty-two trillion, two hundred forty billion, six hundred forty-six million, two hundred sixty-two thousand, two hundred forty-two".