50102038009 has 2 divisors, whose sum is σ = 50102038010. Its totient is φ = 50102038008.

The previous prime is 50102037991. The next prime is 50102038013. The reversal of 50102038009 is 90083020105.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34467036409 + 15635001600 = 185653^2 + 125040^2 .

It is a cyclic number.

It is not a de Polignac number, because 50102038009 - 2²³ = 50093649401 is a prime.

It is not a weakly prime, because it can be changed into another prime (50102038039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25051019004 + 25051019005.

It is an arithmetic number, because the mean of its divisors is an integer number (25051019005).

Almost surely, 2^50102038009 is an apocalyptic number.

It is an amenable number.

50102038009 is a deficient number, since it is larger than the sum of its proper divisors (1).

50102038009 is an equidigital number, since it uses as much as digits as its factorization.

50102038009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 28.

The spelling of 50102038009 in words is "fifty billion, one hundred two million, thirty-eight thousand, nine".