512020131605365 has 8 divisors (see below), whose sum is σ = 628713091831968. Its totient is φ = 400090149347280.

The previous prime is 512020131605327. The next prime is 512020131605371. The reversal of 512020131605365 is 563506131020215.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 512020131605365 - 2⁹ = 512020131604853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1190744491891 + ... + 1190744492320.

It is an arithmetic number, because the mean of its divisors is an integer number (78589136478996).

Almost surely, 2^{512020131605365} is an apocalyptic number.

It is an amenable number.

512020131605365 is a deficient number, since it is larger than the sum of its proper divisors (116692960226603).

512020131605365 is a wasteful number, since it uses less digits than its factorization.

512020131605365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2381488984259.

The product of its (nonzero) digits is 162000, while the sum is 40.

The spelling of 512020131605365 in words is "five hundred twelve trillion, twenty billion, one hundred thirty-one million, six hundred five thousand, three hundred sixty-five".