50305728250 has 16 divisors (see below), whose sum is σ = 94172323752. Its totient is φ = 20122291200.

The previous prime is 50305728247. The next prime is 50305728259. The reversal of 50305728250 is 5282750305.

It can be written as a sum of positive squares in 4 ways, for example, as 2217185569 + 48088542681 = 47087^2 + 219291^2 .

It is not an unprimeable number, because it can be changed into a prime (50305728259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100611207 + ... + 100611706.

Almost surely, 2^50305728250 is an apocalyptic number.

50305728250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

50305728250 is a deficient number, since it is larger than the sum of its proper divisors (43866595502).

50305728250 is a wasteful number, since it uses less digits than its factorization.

50305728250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201222930 (or 201222920 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 37.

The spelling of 50305728250 in words is "fifty billion, three hundred five million, seven hundred twenty-eight thousand, two hundred fifty".