538631227224 has 64 divisors (see below), whose sum is σ = 1496316096000. Its totient is φ = 179529553440.

The previous prime is 538631227213. The next prime is 538631227231. The reversal of 538631227224 is 422722136835.

538631227224 is a `hidden beast` number, since 5 + 3 + 8 + 631 + 2 + 2 + 7 + 2 + 2 + 4 = 666.

It is a Cunningham number, because it is equal to 733915²-1.

It is a self number, because there is not a number n which added to its sum of digits gives 538631227224.

It is a congruent number.

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, 2843917 + ... + 3027395.

It is an arithmetic number, because the mean of its divisors is an integer number (23379939000).

Almost surely, 2^538631227224 is an apocalyptic number.

538631227224 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

538631227224 is an abundant number, since it is smaller than the sum of its proper divisors (957684868776).

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

538631227224 is a wasteful number, since it uses less digits than its factorization.

538631227224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197085 (or 197075 counting only the distinct ones).

The product of its digits is 967680, while the sum is 45.

The spelling of 538631227224 in words is "five hundred thirty-eight billion, six hundred thirty-one million, two hundred twenty-seven thousand, two hundred twenty-four".