366747643673 has 2 divisors, whose sum is σ = 366747643674. Its totient is φ = 366747643672.

The previous prime is 366747643589. The next prime is 366747643679. The reversal of 366747643673 is 376346747663.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 272063430409 + 94684213264 = 521597^2 + 307708^2 .

It is a cyclic number.

It is not a de Polignac number, because 366747643673 - 2²⁶ = 366680534809 is a prime.

It is not a weakly prime, because it can be changed into another prime (366747643679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 183373821836 + 183373821837.

It is an arithmetic number, because the mean of its divisors is an integer number (183373821837).

Almost surely, 2^366747643673 is an apocalyptic number.

It is an amenable number.

366747643673 is a deficient number, since it is larger than the sum of its proper divisors (1).

366747643673 is an equidigital number, since it uses as much as digits as its factorization.

366747643673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 192036096, while the sum is 62.

The spelling of 366747643673 in words is "three hundred sixty-six billion, seven hundred forty-seven million, six hundred forty-three thousand, six hundred seventy-three".