50815728001 has 2 divisors, whose sum is σ = 50815728002. Its totient is φ = 50815728000.

The previous prime is 50815727969. The next prime is 50815728011. The reversal of 50815728001 is 10082751805.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50770904976 + 44823025 = 225324^2 + 6695^2 .

It is a cyclic number.

It is not a de Polignac number, because 50815728001 - 2⁵ = 50815727969 is a prime.

It is not a weakly prime, because it can be changed into another prime (50815728011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25407864000 + 25407864001.

It is an arithmetic number, because the mean of its divisors is an integer number (25407864001).

Almost surely, 2^50815728001 is an apocalyptic number.

It is an amenable number.

50815728001 is a deficient number, since it is larger than the sum of its proper divisors (1).

50815728001 is an equidigital number, since it uses as much as digits as its factorization.

50815728001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22400, while the sum is 37.

The spelling of 50815728001 in words is "fifty billion, eight hundred fifteen million, seven hundred twenty-eight thousand, one".