18535202002 has 16 divisors (see below), whose sum is σ = 29128027392. Its totient is φ = 8834783760.

The previous prime is 18535201973. The next prime is 18535202039. The reversal of 18535202002 is 20020253581.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2226853 + ... + 2235160.

It is an arithmetic number, because the mean of its divisors is an integer number (1820501712).

Almost surely, 2^18535202002 is an apocalyptic number.

18535202002 is a deficient number, since it is larger than the sum of its proper divisors (10592825390).

18535202002 is a wasteful number, since it uses less digits than its factorization.

18535202002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4462113.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 18535202002 its reverse (20020253581), we get a palindrome (38555455583).

The spelling of 18535202002 in words is "eighteen billion, five hundred thirty-five million, two hundred two thousand, two".