22463412400442 has 32 divisors (see below), whose sum is σ = 39460004397072. Its totient is φ = 9494136382464.

The previous prime is 22463412400427. The next prime is 22463412400463. The reversal of 22463412400442 is 24400421436422.

It can be written as a sum of positive squares in 8 ways, for example, as 8181596401801 + 14281815998641 = 2860349^2 + 3779129^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22463412400396 and 22463412400405.

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, 686770133 + ... + 686802840.

Almost surely, 2^{22463412400442} is an apocalyptic number.

22463412400442 is a deficient number, since it is larger than the sum of its proper divisors (16996591996630).

22463412400442 is a wasteful number, since it uses less digits than its factorization.

22463412400442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1373573042.

The product of its (nonzero) digits is 294912, while the sum is 38.

Adding to 22463412400442 its reverse (24400421436422), we get a palindrome (46863833836864).

The spelling of 22463412400442 in words is "twenty-two trillion, four hundred sixty-three billion, four hundred twelve million, four hundred thousand, four hundred forty-two".