361653663473 has 2 divisors, whose sum is σ = 361653663474. Its totient is φ = 361653663472.

The previous prime is 361653663467. The next prime is 361653663533. The reversal of 361653663473 is 374366356163.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 361413785329 + 239878144 = 601177^2 + 15488^2 .

It is a cyclic number.

It is not a de Polignac number, because 361653663473 - 2⁶ = 361653663409 is a prime.

It is not a weakly prime, because it can be changed into another prime (361653663443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180826831736 + 180826831737.

It is an arithmetic number, because the mean of its divisors is an integer number (180826831737).

Almost surely, 2^361653663473 is an apocalyptic number.

It is an amenable number.

361653663473 is a deficient number, since it is larger than the sum of its proper divisors (1).

361653663473 is an equidigital number, since it uses as much as digits as its factorization.

361653663473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14696640, while the sum is 53.

The spelling of 361653663473 in words is "three hundred sixty-one billion, six hundred fifty-three million, six hundred sixty-three thousand, four hundred seventy-three".