6423118954623 has 96 divisors (see below), whose sum is σ = 11173342003200. Its totient is φ = 3478455187200.

The previous prime is 6423118954613. The next prime is 6423118954639. The reversal of 6423118954623 is 3264598113246.

It is a happy number.

6423118954623 is a `hidden beast` number, since 6 + 4 + 2 + 3 + 1 + 1 + 8 + 9 + 5 + 4 + 623 = 666.

It is not a de Polignac number, because 6423118954623 - 2⁵ = 6423118954591 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6423118954623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6423118954613) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 27163738 + ... + 27399176.

It is an arithmetic number, because the mean of its divisors is an integer number (116388979200).

Almost surely, 2^{6423118954623} is an apocalyptic number.

6423118954623 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

6423118954623 is a deficient number, since it is larger than the sum of its proper divisors (4750223048577).

6423118954623 is a wasteful number, since it uses less digits than its factorization.

6423118954623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235773 (or 235770 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 54.

The spelling of 6423118954623 in words is "six trillion, four hundred twenty-three billion, one hundred eighteen million, nine hundred fifty-four thousand, six hundred twenty-three".