246912444689 has 2 divisors, whose sum is σ = 246912444690. Its totient is φ = 246912444688.

The previous prime is 246912444677. The next prime is 246912444707. The reversal of 246912444689 is 986444219642.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 149625844225 + 97286600464 = 386815^2 + 311908^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-246912444689 is a prime.

It is not a weakly prime, because it can be changed into another prime (246912441689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123456222344 + 123456222345.

It is an arithmetic number, because the mean of its divisors is an integer number (123456222345).

Almost surely, 2^246912444689 is an apocalyptic number.

It is an amenable number.

246912444689 is a deficient number, since it is larger than the sum of its proper divisors (1).

246912444689 is an equidigital number, since it uses as much as digits as its factorization.

246912444689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23887872, while the sum is 59.

The spelling of 246912444689 in words is "two hundred forty-six billion, nine hundred twelve million, four hundred forty-four thousand, six hundred eighty-nine".