50497727280 has 1920 divisors, whose sum is σ = 238407598080. Its totient is φ = 8539914240.

The previous prime is 50497727249. The next prime is 50497727309. The reversal of 50497727280 is 8272779405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 1364803422 + ... + 1364803458.

It is an arithmetic number, because the mean of its divisors is an integer number (124170624).

Almost surely, 2^50497727280 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 50497727280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119203799040).

50497727280 is an abundant number, since it is smaller than the sum of its proper divisors (187909870800).

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

50497727280 is a wasteful number, since it uses less digits than its factorization.

50497727280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139 (or 120 counting only the distinct ones).

The product of its (nonzero) digits is 1975680, while the sum is 51.

It can be divided in two parts, 50497 and 727280, that added together give a palindrome (777777).

The spelling of 50497727280 in words is "fifty billion, four hundred ninety-seven million, seven hundred twenty-seven thousand, two hundred eighty".