50140366646 has 4 divisors (see below), whose sum is σ = 75210549972. Its totient is φ = 25070183322.

The previous prime is 50140366607. The next prime is 50140366663. The reversal of 50140366646 is 64666304105.

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, 12535091660 + ... + 12535091663.

It is an arithmetic number, because the mean of its divisors is an integer number (18802637493).

Almost surely, 2^50140366646 is an apocalyptic number.

50140366646 is a deficient number, since it is larger than the sum of its proper divisors (25070183326).

50140366646 is a wasteful number, since it uses less digits than its factorization.

50140366646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25070183325.

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 50140366646 in words is "fifty billion, one hundred forty million, three hundred sixty-six thousand, six hundred forty-six".