509773254825 has 12 divisors (see below), whose sum is σ = 842825114768. Its totient is φ = 271879069200.

The previous prime is 509773254821. The next prime is 509773254841. The reversal of 509773254825 is 528452377905.

It is not a de Polignac number, because 509773254825 - 2² = 509773254821 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (509773254821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3398488291 + ... + 3398488440.

Almost surely, 2^509773254825 is an apocalyptic number.

It is an amenable number.

509773254825 is a deficient number, since it is larger than the sum of its proper divisors (333051859943).

509773254825 is a wasteful number, since it uses less digits than its factorization.

509773254825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6796976744 (or 6796976739 counting only the distinct ones).

The product of its (nonzero) digits is 21168000, while the sum is 57.

The spelling of 509773254825 in words is "five hundred nine billion, seven hundred seventy-three million, two hundred fifty-four thousand, eight hundred twenty-five".