517053677039 has 4 divisors (see below), whose sum is σ = 517410021480. Its totient is φ = 516697332600.

The previous prime is 517053677029. The next prime is 517053677057. The reversal of 517053677039 is 930776350715.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-517053677039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (517053677029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178170044 + ... + 178172945.

It is an arithmetic number, because the mean of its divisors is an integer number (129352505370).

Almost surely, 2^517053677039 is an apocalyptic number.

517053677039 is a deficient number, since it is larger than the sum of its proper divisors (356344441).

517053677039 is a wasteful number, since it uses less digits than its factorization.

517053677039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356344440.

The product of its (nonzero) digits is 4167450, while the sum is 53.

The spelling of 517053677039 in words is "five hundred seventeen billion, fifty-three million, six hundred seventy-seven thousand, thirty-nine".