50660993 has 2 divisors, whose sum is σ = 50660994. Its totient is φ = 50660992.

The previous prime is 50660977. The next prime is 50661007. The reversal of 50660993 is 39906605.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 48678529 + 1982464 = 6977^2 + 1408^2 .

It is a cyclic number.

It is not a de Polignac number, because 50660993 - 2⁴ = 50660977 is a prime.

It is not a weakly prime, because it can be changed into another prime (50660903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25330496 + 25330497.

It is an arithmetic number, because the mean of its divisors is an integer number (25330497).

Almost surely, 2^50660993 is an apocalyptic number.

It is an amenable number.

50660993 is a deficient number, since it is larger than the sum of its proper divisors (1).

50660993 is an equidigital number, since it uses as much as digits as its factorization.

50660993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43740, while the sum is 38.

The square root of 50660993 is about 7117.6536161856. The cubic root of 50660993 is about 370.0194608707.

The spelling of 50660993 in words is "fifty million, six hundred sixty thousand, nine hundred ninety-three".