50513544727 has 4 divisors (see below), whose sum is σ = 50515106040. Its totient is φ = 50511983416.

The previous prime is 50513544713. The next prime is 50513544733. The reversal of 50513544727 is 72744531505.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50513544727 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 (50513544707) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 731077 + ... + 797182.

It is an arithmetic number, because the mean of its divisors is an integer number (12628776510).

Almost surely, 2^50513544727 is an apocalyptic number.

50513544727 is a deficient number, since it is larger than the sum of its proper divisors (1561313).

50513544727 is a wasteful number, since it uses less digits than its factorization.

50513544727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1561312.

The product of its (nonzero) digits is 588000, while the sum is 43.

The spelling of 50513544727 in words is "fifty billion, five hundred thirteen million, five hundred forty-four thousand, seven hundred twenty-seven".