402130223224 has 8 divisors (see below), whose sum is σ = 753994168560. Its totient is φ = 201065111608.

The previous prime is 402130223219. The next prime is 402130223237. The reversal of 402130223224 is 422322031204.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25133138944 + ... + 25133138959.

It is an arithmetic number, because the mean of its divisors is an integer number (94249271070).

Almost surely, 2^402130223224 is an apocalyptic number.

It is an amenable number.

402130223224 is a deficient number, since it is larger than the sum of its proper divisors (351863945336).

402130223224 is a wasteful number, since it uses less digits than its factorization.

402130223224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50266277909 (or 50266277905 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 402130223224 its reverse (422322031204), we get a palindrome (824452254428).

The spelling of 402130223224 in words is "four hundred two billion, one hundred thirty million, two hundred twenty-three thousand, two hundred twenty-four".