50811776 has 64 divisors (see below), whose sum is σ = 112914000. Its totient is φ = 22634496.

The previous prime is 50811769. The next prime is 50811779. The reversal of 50811776 is 67711805.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50811779) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40730 + ... + 41958.

Almost surely, 2^50811776 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50811776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56457000).

50811776 is an abundant number, since it is smaller than the sum of its proper divisors (62102224).

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

50811776 is a wasteful number, since it uses less digits than its factorization.

50811776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1279 (or 1267 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 35.

The square root of 50811776 is about 7128.2379309336. The cubic root of 50811776 is about 370.3861952508.

The spelling of 50811776 in words is "fifty million, eight hundred eleven thousand, seven hundred seventy-six".