18604423862 has 16 divisors (see below), whose sum is σ = 29613530880. Its totient is φ = 8746957032.

The previous prime is 18604423771. The next prime is 18604423897. The reversal of 18604423862 is 26832440681.

It is a super-2 number, since 2×18604423862² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3424778 + ... + 3430205.

It is an arithmetic number, because the mean of its divisors is an integer number (1850845680).

Almost surely, 2^18604423862 is an apocalyptic number.

18604423862 is a deficient number, since it is larger than the sum of its proper divisors (11009107018).

18604423862 is a wasteful number, since it uses less digits than its factorization.

18604423862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6855067.

The product of its (nonzero) digits is 442368, while the sum is 44.

The spelling of 18604423862 in words is "eighteen billion, six hundred four million, four hundred twenty-three thousand, eight hundred sixty-two".