531451044425 has 12 divisors (see below), whose sum is σ = 753142051776. Its totient is φ = 364423573200.

The previous prime is 531451044413. The next prime is 531451044461. The reversal of 531451044425 is 524440154135.

It is not a de Polignac number, because 531451044425 - 2⁴ = 531451044409 is a prime.

It is a Duffinian number.

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 11 ways as a sum of consecutive naturals, for example, 1518431381 + ... + 1518431730.

It is an arithmetic number, because the mean of its divisors is an integer number (62761837648).

Almost surely, 2^531451044425 is an apocalyptic number.

It is an amenable number.

531451044425 is a deficient number, since it is larger than the sum of its proper divisors (221691007351).

531451044425 is a wasteful number, since it uses less digits than its factorization.

531451044425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3036863128 (or 3036863123 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 38.

The spelling of 531451044425 in words is "five hundred thirty-one billion, four hundred fifty-one million, forty-four thousand, four hundred twenty-five".