500855038889 has 2 divisors, whose sum is σ = 500855038890. Its totient is φ = 500855038888.

The previous prime is 500855038877. The next prime is 500855038907. The reversal of 500855038889 is 988830558005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 487874310400 + 12980728489 = 698480^2 + 113933^2 .

It is a cyclic number.

It is not a de Polignac number, because 500855038889 - 2¹² = 500855034793 is a prime.

It is not a weakly prime, because it can be changed into another prime (500855038829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250427519444 + 250427519445.

It is an arithmetic number, because the mean of its divisors is an integer number (250427519445).

Almost surely, 2^500855038889 is an apocalyptic number.

It is an amenable number.

500855038889 is a deficient number, since it is larger than the sum of its proper divisors (1).

500855038889 is an equidigital number, since it uses as much as digits as its factorization.

500855038889 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824000, while the sum is 59.

The spelling of 500855038889 in words is "five hundred billion, eight hundred fifty-five million, thirty-eight thousand, eight hundred eighty-nine".