50581955 has 4 divisors (see below), whose sum is σ = 60698352. Its totient is φ = 40465560.

The previous prime is 50581931. The next prime is 50582027. The reversal of 50581955 is 55918505.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55918505 = 5 ⋅11183701.

It is not a de Polignac number, because 50581955 - 2¹² = 50577859 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5058191 + ... + 5058200.

It is an arithmetic number, because the mean of its divisors is an integer number (15174588).

Almost surely, 2^50581955 is an apocalyptic number.

50581955 is a deficient number, since it is larger than the sum of its proper divisors (10116397).

50581955 is a wasteful number, since it uses less digits than its factorization.

50581955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10116396.

The product of its (nonzero) digits is 45000, while the sum is 38.

The square root of 50581955 is about 7112.0991978459. The cubic root of 50581955 is about 369.8269339143.

The spelling of 50581955 in words is "fifty million, five hundred eighty-one thousand, nine hundred fifty-five".