361466620609 has 2 divisors, whose sum is σ = 361466620610. Its totient is φ = 361466620608.

The previous prime is 361466620553. The next prime is 361466620637. The reversal of 361466620609 is 906026664163.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 353501593600 + 7965027009 = 594560^2 + 89247^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-361466620609 is a prime.

It is not a weakly prime, because it can be changed into another prime (361466621609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180733310304 + 180733310305.

It is an arithmetic number, because the mean of its divisors is an integer number (180733310305).

Almost surely, 2^361466620609 is an apocalyptic number.

It is an amenable number.

361466620609 is a deficient number, since it is larger than the sum of its proper divisors (1).

361466620609 is an equidigital number, since it uses as much as digits as its factorization.

361466620609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1679616, while the sum is 49.

The spelling of 361466620609 in words is "three hundred sixty-one billion, four hundred sixty-six million, six hundred twenty thousand, six hundred nine".