442232106220650 has 24 divisors (see below), whose sum is σ = 1096735623427584. Its totient is φ = 117928561658800.

The previous prime is 442232106220643. The next prime is 442232106220679. The reversal of 442232106220650 is 56022601232244.

It is a junction number, because it is equal to n+sod(n) for n = 442232106220599 and 442232106220608.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1474107020586 + ... + 1474107020885.

It is an arithmetic number, because the mean of its divisors is an integer number (45697317642816).

Almost surely, 2^{442232106220650} is an apocalyptic number.

442232106220650 is an abundant number, since it is smaller than the sum of its proper divisors (654503517206934).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

442232106220650 is a wasteful number, since it uses less digits than its factorization.

442232106220650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2948214041486 (or 2948214041481 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 39.

Adding to 442232106220650 its reverse (56022601232244), we get a palindrome (498254707452894).

The spelling of 442232106220650 in words is "four hundred forty-two trillion, two hundred thirty-two billion, one hundred six million, two hundred twenty thousand, six hundred fifty".