50777148 has 12 divisors (see below), whose sum is σ = 118480040. Its totient is φ = 16925712.

The previous prime is 50777143. The next prime is 50777149. The reversal of 50777148 is 84177705.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50777143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2115703 + ... + 2115726.

Almost surely, 2^50777148 is an apocalyptic number.

It is an amenable number.

50777148 is an abundant number, since it is smaller than the sum of its proper divisors (67702892).

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

50777148 is a wasteful number, since it uses less digits than its factorization.

50777148 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4231436 (or 4231434 counting only the distinct ones).

The product of its (nonzero) digits is 54880, while the sum is 39.

The square root of 50777148 is about 7125.8085856975. The cubic root of 50777148 is about 370.3020372803.

The spelling of 50777148 in words is "fifty million, seven hundred seventy-seven thousand, one hundred forty-eight".