672426003104623 has 2 divisors, whose sum is σ = 672426003104624. Its totient is φ = 672426003104622.

The previous prime is 672426003104621. The next prime is 672426003104839. The reversal of 672426003104623 is 326401300624276.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 672426003104623 - 2¹ = 672426003104621 is a prime.

Together with 672426003104621, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (672426003104621) 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, 336213001552311 + 336213001552312.

It is an arithmetic number, because the mean of its divisors is an integer number (336213001552312).

Almost surely, 2^{672426003104623} is an apocalyptic number.

672426003104623 is a deficient number, since it is larger than the sum of its proper divisors (1).

672426003104623 is an equidigital number, since it uses as much as digits as its factorization.

672426003104623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1741824, while the sum is 46.

Adding to 672426003104623 its reverse (326401300624276), we get a palindrome (998827303728899).

The spelling of 672426003104623 in words is "six hundred seventy-two trillion, four hundred twenty-six billion, three million, one hundred four thousand, six hundred twenty-three".