212632443404 has 6 divisors (see below), whose sum is σ = 372106775964. Its totient is φ = 106316221700.

The previous prime is 212632443383. The next prime is 212632443431. The reversal of 212632443404 is 404344236212.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26579055422 + ... + 26579055429.

It is an arithmetic number, because the mean of its divisors is an integer number (62017795994).

Almost surely, 2^212632443404 is an apocalyptic number.

It is an amenable number.

212632443404 is a deficient number, since it is larger than the sum of its proper divisors (159474332560).

212632443404 is a wasteful number, since it uses less digits than its factorization.

212632443404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53158110855 (or 53158110853 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 212632443404 its reverse (404344236212), we get a palindrome (616976679616).

The spelling of 212632443404 in words is "two hundred twelve billion, six hundred thirty-two million, four hundred forty-three thousand, four hundred four".