50603739887 has 2 divisors, whose sum is σ = 50603739888. Its totient is φ = 50603739886.

The previous prime is 50603739839. The next prime is 50603739947. The reversal of 50603739887 is 78893730605.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50603739887 - 2³⁴ = 33423870703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50603739817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25301869943 + 25301869944.

It is an arithmetic number, because the mean of its divisors is an integer number (25301869944).

Almost surely, 2^50603739887 is an apocalyptic number.

50603739887 is a deficient number, since it is larger than the sum of its proper divisors (1).

50603739887 is an equidigital number, since it uses as much as digits as its factorization.

50603739887 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7620480, while the sum is 56.

The spelling of 50603739887 in words is "fifty billion, six hundred three million, seven hundred thirty-nine thousand, eight hundred eighty-seven".