531354323225 has 24 divisors (see below), whose sum is σ = 719170726080. Its totient is φ = 386228088000.

The previous prime is 531354323207. The next prime is 531354323233. The reversal of 531354323225 is 522323453135.

It is not a de Polignac number, because 531354323225 - 2²⁰ = 531353274649 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24110 + ... + 1031159.

It is an arithmetic number, because the mean of its divisors is an integer number (29965446920).

Almost surely, 2^531354323225 is an apocalyptic number.

531354323225 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

531354323225 is a deficient number, since it is larger than the sum of its proper divisors (187816402855).

531354323225 is a wasteful number, since it uses less digits than its factorization.

531354323225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057121 (or 1057116 counting only the distinct ones).

The product of its digits is 324000, while the sum is 38.

The spelling of 531354323225 in words is "five hundred thirty-one billion, three hundred fifty-four million, three hundred twenty-three thousand, two hundred twenty-five".