368508488461 has 2 divisors, whose sum is σ = 368508488462. Its totient is φ = 368508488460.

The previous prime is 368508488459. The next prime is 368508488473. The reversal of 368508488461 is 164884805863.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 359370275625 + 9138212836 = 599475^2 + 95594^2 .

It is a cyclic number.

It is not a de Polignac number, because 368508488461 - 2¹ = 368508488459 is a prime.

Together with 368508488459, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 368508488461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (368508488561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 184254244230 + 184254244231.

It is an arithmetic number, because the mean of its divisors is an integer number (184254244231).

Almost surely, 2^368508488461 is an apocalyptic number.

It is an amenable number.

368508488461 is a deficient number, since it is larger than the sum of its proper divisors (1).

368508488461 is an equidigital number, since it uses as much as digits as its factorization.

368508488461 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35389440, while the sum is 61.

The spelling of 368508488461 in words is "three hundred sixty-eight billion, five hundred eight million, four hundred eighty-eight thousand, four hundred sixty-one".