50001720503 has 8 divisors (see below), whose sum is σ = 57154312608. Its totient is φ = 42851500704.

The previous prime is 50001720499. The next prime is 50001720521. The reversal of 50001720503 is 30502710005.

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

It is a cyclic number.

It is not a de Polignac number, because 50001720503 - 2² = 50001720499 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 (50001720523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 547676 + ... + 632417.

It is an arithmetic number, because the mean of its divisors is an integer number (7144289076).

Almost surely, 2^50001720503 is an apocalyptic number.

50001720503 is a deficient number, since it is larger than the sum of its proper divisors (7152592105).

50001720503 is a wasteful number, since it uses less digits than its factorization.

50001720503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1186153.

The product of its (nonzero) digits is 1050, while the sum is 23.

The spelling of 50001720503 in words is "fifty billion, one million, seven hundred twenty thousand, five hundred three".