360661431643 has 2 divisors, whose sum is σ = 360661431644. Its totient is φ = 360661431642.

The previous prime is 360661431601. The next prime is 360661431703. The reversal of 360661431643 is 346134166063.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 360661431643 - 2²¹ = 360659334491 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 360661431643.

It is not a weakly prime, because it can be changed into another prime (360661431443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180330715821 + 180330715822.

It is an arithmetic number, because the mean of its divisors is an integer number (180330715822).

Almost surely, 2^360661431643 is an apocalyptic number.

360661431643 is a deficient number, since it is larger than the sum of its proper divisors (1).

360661431643 is an equidigital number, since it uses as much as digits as its factorization.

360661431643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 43.

The spelling of 360661431643 in words is "three hundred sixty billion, six hundred sixty-one million, four hundred thirty-one thousand, six hundred forty-three".