50511648 has 96 divisors (see below), whose sum is σ = 149409792. Its totient is φ = 14803200.

The previous prime is 50511619. The next prime is 50511653. The reversal of 50511648 is 84611505.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

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, 31965 + ... + 33507.

It is an arithmetic number, because the mean of its divisors is an integer number (1556352).

Almost surely, 2^50511648 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 50511648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74704896).

50511648 is an abundant number, since it is smaller than the sum of its proper divisors (98898144).

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

50511648 is a wasteful number, since it uses less digits than its factorization.

50511648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1598 (or 1590 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 30.

The square root of 50511648 is about 7107.1547049435. The cubic root of 50511648 is about 369.6555059907.

The spelling of 50511648 in words is "fifty million, five hundred eleven thousand, six hundred forty-eight".