50500913686 has 4 divisors (see below), whose sum is σ = 75751370532. Its totient is φ = 25250456842.

The previous prime is 50500913681. The next prime is 50500913689. The reversal of 50500913686 is 68631900505.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50500913681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12625228420 + ... + 12625228423.

It is an arithmetic number, because the mean of its divisors is an integer number (18937842633).

Almost surely, 2^50500913686 is an apocalyptic number.

50500913686 is a deficient number, since it is larger than the sum of its proper divisors (25250456846).

50500913686 is a wasteful number, since it uses less digits than its factorization.

50500913686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25250456845.

The product of its (nonzero) digits is 194400, while the sum is 43.

The spelling of 50500913686 in words is "fifty billion, five hundred million, nine hundred thirteen thousand, six hundred eighty-six".