531235253440412 has 12 divisors (see below), whose sum is σ = 933092179476576. Its totient is φ = 264637487875680.

The previous prime is 531235253440403. The next prime is 531235253440471. The reversal of 531235253440412 is 214044352532135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245034709913 + ... + 245034712080.

It is an arithmetic number, because the mean of its divisors is an integer number (77757681623048).

Almost surely, 2^{531235253440412} is an apocalyptic number.

It is an amenable number.

531235253440412 is a deficient number, since it is larger than the sum of its proper divisors (401856926036164).

531235253440412 is a wasteful number, since it uses less digits than its factorization.

531235253440412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490069422268 (or 490069422266 counting only the distinct ones).

The product of its (nonzero) digits is 1728000, while the sum is 44.

The spelling of 531235253440412 in words is "five hundred thirty-one trillion, two hundred thirty-five billion, two hundred fifty-three million, four hundred forty thousand, four hundred twelve".