63743245667 has 2 divisors, whose sum is σ = 63743245668. Its totient is φ = 63743245666.

The previous prime is 63743245619. The next prime is 63743245729. The reversal of 63743245667 is 76654234736.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63743245667 - 2¹⁶ = 63743180131 is a prime.

It is not a weakly prime, because it can be changed into another prime (63743245607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31871622833 + 31871622834.

It is an arithmetic number, because the mean of its divisors is an integer number (31871622834).

Almost surely, 2^63743245667 is an apocalyptic number.

63743245667 is a deficient number, since it is larger than the sum of its proper divisors (1).

63743245667 is an equidigital number, since it uses as much as digits as its factorization.

63743245667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15240960, while the sum is 53.

The spelling of 63743245667 in words is "sixty-three billion, seven hundred forty-three million, two hundred forty-five thousand, six hundred sixty-seven".