50528386776 has 128 divisors (see below), whose sum is σ = 145306183680. Its totient is φ = 14343077376.

The previous prime is 50528386759. The next prime is 50528386793. The reversal of 50528386776 is 67768382505.

It is an interprime number because it is at equal distance from previous prime (50528386759) and next prime (50528386793).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18063810 + ... + 18066606.

It is an arithmetic number, because the mean of its divisors is an integer number (1135204560).

Almost surely, 2^50528386776 is an apocalyptic number.

50528386776 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50528386776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72653091840).

50528386776 is an abundant number, since it is smaller than the sum of its proper divisors (94777796904).

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

50528386776 is a wasteful number, since it uses less digits than its factorization.

50528386776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3473 (or 3469 counting only the distinct ones).

The product of its (nonzero) digits is 16934400, while the sum is 57.

The spelling of 50528386776 in words is "fifty billion, five hundred twenty-eight million, three hundred eighty-six thousand, seven hundred seventy-six".