202224426642 has 48 divisors (see below), whose sum is σ = 500773291200. Its totient is φ = 57775281696.

The previous prime is 202224426637. The next prime is 202224426647. The reversal of 202224426642 is 246624422202.

202224426642 is a `hidden beast` number, since 2 + 0 + 2 + 2 + 2 + 4 + 4 + 2 + 6 + 642 = 666.

It is an interprime number because it is at equal distance from previous prime (202224426637) and next prime (202224426647).

It is a junction number, because it is equal to n+sod(n) for n = 202224426597 and 202224426606.

It is not an unprimeable number, because it can be changed into a prime (202224426647) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3331984 + ... + 3392132.

It is an arithmetic number, because the mean of its divisors is an integer number (10432776900).

Almost surely, 2^202224426642 is an apocalyptic number.

202224426642 is an abundant number, since it is smaller than the sum of its proper divisors (298548864558).

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

202224426642 is a wasteful number, since it uses less digits than its factorization.

202224426642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86847 (or 86844 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 36.

Adding to 202224426642 its reverse (246624422202), we get a palindrome (448848848844).

The spelling of 202224426642 in words is "two hundred two billion, two hundred twenty-four million, four hundred twenty-six thousand, six hundred forty-two".