18620340002 has 32 divisors (see below), whose sum is σ = 30811575744. Its totient is φ = 8369032000.

The previous prime is 18620340001. The next prime is 18620340019. The reversal of 18620340002 is 20004302681.

It is not an unprimeable number, because it can be changed into a prime (18620340001) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1832528 + ... + 1842660.

It is an arithmetic number, because the mean of its divisors is an integer number (962861742).

Almost surely, 2^18620340002 is an apocalyptic number.

18620340002 is a deficient number, since it is larger than the sum of its proper divisors (12191235742).

18620340002 is a wasteful number, since it uses less digits than its factorization.

18620340002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11074.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 18620340002 its reverse (20004302681), we get a palindrome (38624642683).

The spelling of 18620340002 in words is "eighteen billion, six hundred twenty million, three hundred forty thousand, two".