50004782729 has 8 divisors (see below), whose sum is σ = 54674938560. Its totient is φ = 45355338000.

The previous prime is 50004782693. The next prime is 50004782731. The reversal of 50004782729 is 92728740005.

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 50004782729 - 2⁸ = 50004782473 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50004782729.

It is not an unprimeable number, because it can be changed into a prime (50004782329) 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, 5172722 + ... + 5182379.

It is an arithmetic number, because the mean of its divisors is an integer number (6834367320).

Almost surely, 2^50004782729 is an apocalyptic number.

It is an amenable number.

50004782729 is a deficient number, since it is larger than the sum of its proper divisors (4670155831).

50004782729 is a wasteful number, since it uses less digits than its factorization.

50004782729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10355551.

The product of its (nonzero) digits is 282240, while the sum is 44.

The spelling of 50004782729 in words is "fifty billion, four million, seven hundred eighty-two thousand, seven hundred twenty-nine".