514681233889 has 2 divisors, whose sum is σ = 514681233890. Its totient is φ = 514681233888.

The previous prime is 514681233877. The next prime is 514681233893. The reversal of 514681233889 is 988332186415.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 511486723489 + 3194510400 = 715183^2 + 56520^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-514681233889 is a prime.

It is not a weakly prime, because it can be changed into another prime (514681233839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 257340616944 + 257340616945.

It is an arithmetic number, because the mean of its divisors is an integer number (257340616945).

Almost surely, 2^514681233889 is an apocalyptic number.

It is an amenable number.

514681233889 is a deficient number, since it is larger than the sum of its proper divisors (1).

514681233889 is an equidigital number, since it uses as much as digits as its factorization.

514681233889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9953280, while the sum is 58.

The spelling of 514681233889 in words is "five hundred fourteen billion, six hundred eighty-one million, two hundred thirty-three thousand, eight hundred eighty-nine".