50801587 has 2 divisors, whose sum is σ = 50801588. Its totient is φ = 50801586.

The previous prime is 50801579. The next prime is 50801603. The reversal of 50801587 is 78510805.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50801587 - 2³ = 50801579 is a prime.

It is not a weakly prime, because it can be changed into another prime (50807587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25400793 + 25400794.

It is an arithmetic number, because the mean of its divisors is an integer number (25400794).

Almost surely, 2^50801587 is an apocalyptic number.

50801587 is a deficient number, since it is larger than the sum of its proper divisors (1).

50801587 is an equidigital number, since it uses as much as digits as its factorization.

50801587 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11200, while the sum is 34.

The square root of 50801587 is about 7127.5232023474. The cubic root of 50801587 is about 370.3614364414.

The spelling of 50801587 in words is "fifty million, eight hundred one thousand, five hundred eighty-seven".