50879811 has 16 divisors (see below), whose sum is σ = 69743520. Its totient is φ = 32974080.

The previous prime is 50879809. The next prime is 50879813. The reversal of 50879811 is 11897805.

It is an interprime number because it is at equal distance from previous prime (50879809) and next prime (50879813).

It is not a de Polignac number, because 50879811 - 2¹ = 50879809 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50879811.

It is not an unprimeable number, because it can be changed into a prime (50879813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45325 + ... + 46433.

It is an arithmetic number, because the mean of its divisors is an integer number (4358970).

Almost surely, 2^50879811 is an apocalyptic number.

50879811 is a deficient number, since it is larger than the sum of its proper divisors (18863709).

50879811 is a wasteful number, since it uses less digits than its factorization.

50879811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1526.

The product of its (nonzero) digits is 20160, while the sum is 39.

The square root of 50879811 is about 7133.0085517964. The cubic root of 50879811 is about 370.5514324471.

The spelling of 50879811 in words is "fifty million, eight hundred seventy-nine thousand, eight hundred eleven".