50050971758 has 4 divisors (see below), whose sum is σ = 75076457640. Its totient is φ = 25025485878.

The previous prime is 50050971757. The next prime is 50050971781. The reversal of 50050971758 is 85717905005.

It is a happy number.

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

It is a super-2 number, since 2×50050971758² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50050971757) 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 as a sum of consecutive naturals, namely, 12512742938 + ... + 12512742941.

It is an arithmetic number, because the mean of its divisors is an integer number (18769114410).

Almost surely, 2^50050971758 is an apocalyptic number.

50050971758 is a deficient number, since it is larger than the sum of its proper divisors (25025485882).

50050971758 is a wasteful number, since it uses less digits than its factorization.

50050971758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25025485881.

The product of its (nonzero) digits is 441000, while the sum is 47.

The spelling of 50050971758 in words is "fifty billion, fifty million, nine hundred seventy-one thousand, seven hundred fifty-eight".