50859878481 has 16 divisors (see below), whose sum is σ = 77185725120. Its totient is φ = 33079595040.

The previous prime is 50859878423. The next prime is 50859878611. The reversal of 50859878481 is 18487895805.

50859878481 is a `hidden beast` number, since 5 + 0 + 85 + 9 + 8 + 78 + 481 = 666.

It is not a de Polignac number, because 50859878481 - 2⁶ = 50859878417 is a prime.

It is a super-2 number, since 2×50859878481² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (50859871481) 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 15 ways as a sum of consecutive naturals, for example, 22970835 + ... + 22973048.

It is an arithmetic number, because the mean of its divisors is an integer number (4824107820).

Almost surely, 2^50859878481 is an apocalyptic number.

It is an amenable number.

50859878481 is a deficient number, since it is larger than the sum of its proper divisors (26325846639).

50859878481 is a wasteful number, since it uses less digits than its factorization.

50859878481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45943933 (or 45943927 counting only the distinct ones).

The product of its (nonzero) digits is 25804800, while the sum is 63.

The spelling of 50859878481 in words is "fifty billion, eight hundred fifty-nine million, eight hundred seventy-eight thousand, four hundred eighty-one".