500650039969 has 2 divisors, whose sum is σ = 500650039970. Its totient is φ = 500650039968.

The previous prime is 500650039921. The next prime is 500650039987. The reversal of 500650039969 is 969930056005.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 446517968400 + 54132071569 = 668220^2 + 232663^2 .

It is a cyclic number.

It is not a de Polignac number, because 500650039969 - 2³⁵ = 466290301601 is a prime.

It is a super-2 number, since 2×500650039969² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (500650039909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250325019984 + 250325019985.

It is an arithmetic number, because the mean of its divisors is an integer number (250325019985).

Almost surely, 2^500650039969 is an apocalyptic number.

It is an amenable number.

500650039969 is a deficient number, since it is larger than the sum of its proper divisors (1).

500650039969 is an equidigital number, since it uses as much as digits as its factorization.

500650039969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1968300, while the sum is 52.

The spelling of 500650039969 in words is "five hundred billion, six hundred fifty million, thirty-nine thousand, nine hundred sixty-nine".