384745623667 has 2 divisors, whose sum is σ = 384745623668. Its totient is φ = 384745623666.

The previous prime is 384745623631. The next prime is 384745623709. The reversal of 384745623667 is 766326547483.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 384745623667 - 2¹⁵ = 384745590899 is a prime.

It is not a weakly prime, because it can be changed into another prime (384745623607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 192372811833 + 192372811834.

It is an arithmetic number, because the mean of its divisors is an integer number (192372811834).

Almost surely, 2^384745623667 is an apocalyptic number.

384745623667 is a deficient number, since it is larger than the sum of its proper divisors (1).

384745623667 is an equidigital number, since it uses as much as digits as its factorization.

384745623667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 121927680, while the sum is 61.

The spelling of 384745623667 in words is "three hundred eighty-four billion, seven hundred forty-five million, six hundred twenty-three thousand, six hundred sixty-seven".