50625519566 has 4 divisors (see below), whose sum is σ = 75938279352. Its totient is φ = 25312759782.

The previous prime is 50625519557. The next prime is 50625519613. The reversal of 50625519566 is 66591552605.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12656379890 + ... + 12656379893.

It is an arithmetic number, because the mean of its divisors is an integer number (18984569838).

Almost surely, 2^50625519566 is an apocalyptic number.

50625519566 is a deficient number, since it is larger than the sum of its proper divisors (25312759786).

50625519566 is a wasteful number, since it uses less digits than its factorization.

50625519566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25312759785.

The product of its (nonzero) digits is 2430000, while the sum is 50.

The spelling of 50625519566 in words is "fifty billion, six hundred twenty-five million, five hundred nineteen thousand, five hundred sixty-six".