472406642623 has 2 divisors, whose sum is σ = 472406642624. Its totient is φ = 472406642622.

The previous prime is 472406642563. The next prime is 472406642689. The reversal of 472406642623 is 326246604274.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 472406642623 - 2³⁷ = 334967689151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (472406642923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236203321311 + 236203321312.

It is an arithmetic number, because the mean of its divisors is an integer number (236203321312).

Almost surely, 2^472406642623 is an apocalyptic number.

472406642623 is a deficient number, since it is larger than the sum of its proper divisors (1).

472406642623 is an equidigital number, since it uses as much as digits as its factorization.

472406642623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2322432, while the sum is 46.

The spelling of 472406642623 in words is "four hundred seventy-two billion, four hundred six million, six hundred forty-two thousand, six hundred twenty-three".