50666958 has 112 divisors (see below), whose sum is σ = 125913600. Its totient is φ = 15221520.

The previous prime is 50666951. The next prime is 50666971. The reversal of 50666958 is 85966605.

50666958 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50666951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 858733 + ... + 858791.

Almost surely, 2^50666958 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50666958, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62956800).

50666958 is an abundant number, since it is smaller than the sum of its proper divisors (75246642).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50666958 is a wasteful number, since it uses less digits than its factorization.

50666958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129 (or 114 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The square root of 50666958 is about 7118.0726323914. The cubic root of 50666958 is about 370.0339827565.

The spelling of 50666958 in words is "fifty million, six hundred sixty-six thousand, nine hundred fifty-eight".