488630072378309 has 2 divisors, whose sum is σ = 488630072378310. Its totient is φ = 488630072378308.

The previous prime is 488630072378281. The next prime is 488630072378333. The reversal of 488630072378309 is 903873270036884.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 471418543230625 + 17211529147684 = 21712175^2 + 4148678^2 .

It is a cyclic number.

It is not a de Polignac number, because 488630072378309 - 2⁴⁰ = 487530560750533 is a prime.

It is a super-2 number, since 2×488630072378309² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (488630072378209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244315036189154 + 244315036189155.

It is an arithmetic number, because the mean of its divisors is an integer number (244315036189155).

Almost surely, 2^{488630072378309} is an apocalyptic number.

It is an amenable number.

488630072378309 is a deficient number, since it is larger than the sum of its proper divisors (1).

488630072378309 is an equidigital number, since it uses as much as digits as its factorization.

488630072378309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 292626432, while the sum is 68.

The spelling of 488630072378309 in words is "four hundred eighty-eight trillion, six hundred thirty billion, seventy-two million, three hundred seventy-eight thousand, three hundred nine".