531325234556 has 6 divisors (see below), whose sum is σ = 929819160480. Its totient is φ = 265662617276.

The previous prime is 531325234549. The next prime is 531325234603. The reversal of 531325234556 is 655432523135.

It is a happy number.

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, 66415654316 + ... + 66415654323.

It is an arithmetic number, because the mean of its divisors is an integer number (154969860080).

Almost surely, 2^531325234556 is an apocalyptic number.

It is an amenable number.

531325234556 is a deficient number, since it is larger than the sum of its proper divisors (398493925924).

531325234556 is a wasteful number, since it uses less digits than its factorization.

531325234556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132831308643 (or 132831308641 counting only the distinct ones).

The product of its digits is 1620000, while the sum is 44.

The spelling of 531325234556 in words is "five hundred thirty-one billion, three hundred twenty-five million, two hundred thirty-four thousand, five hundred fifty-six".