50802877440 has 528 divisors, whose sum is σ = 208153370880. Its totient is φ = 11209605120.

The previous prime is 50802877409. The next prime is 50802877511. The reversal of 50802877440 is 4477820805.

50802877440 is a `hidden beast` number, since 50 + 80 + 2 + 87 + 7 + 440 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9351525 + ... + 9356955.

Almost surely, 2^50802877440 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 50802877440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104076685440).

50802877440 is an abundant number, since it is smaller than the sum of its proper divisors (157350493440).

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

50802877440 is a wasteful number, since it uses less digits than its factorization.

50802877440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5498 (or 5477 counting only the distinct ones).

The product of its (nonzero) digits is 501760, while the sum is 45.

The spelling of 50802877440 in words is "fifty billion, eight hundred two million, eight hundred seventy-seven thousand, four hundred forty".