531325403452 has 24 divisors (see below), whose sum is σ = 931415466240. Its totient is φ = 265206942000.

The previous prime is 531325403437. The next prime is 531325403471. The reversal of 531325403452 is 254304523135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9321463 + ... + 9378289.

It is an arithmetic number, because the mean of its divisors is an integer number (38808977760).

Almost surely, 2^531325403452 is an apocalyptic number.

It is an amenable number.

531325403452 is a deficient number, since it is larger than the sum of its proper divisors (400090062788).

531325403452 is a wasteful number, since it uses less digits than its factorization.

531325403452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60801 (or 60799 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 37.

Adding to 531325403452 its reverse (254304523135), we get a palindrome (785629926587).

The spelling of 531325403452 in words is "five hundred thirty-one billion, three hundred twenty-five million, four hundred three thousand, four hundred fifty-two".