18834526436 has 12 divisors (see below), whose sum is σ = 35956823280. Its totient is φ = 8561148360.

The previous prime is 18834526411. The next prime is 18834526471. The reversal of 18834526436 is 63462543881.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214028666 + ... + 214028753.

It is an arithmetic number, because the mean of its divisors is an integer number (2996401940).

Almost surely, 2^18834526436 is an apocalyptic number.

It is an amenable number.

18834526436 is a deficient number, since it is larger than the sum of its proper divisors (17122296844).

18834526436 is a wasteful number, since it uses less digits than its factorization.

18834526436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428057434 (or 428057432 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 50.

The spelling of 18834526436 in words is "eighteen billion, eight hundred thirty-four million, five hundred twenty-six thousand, four hundred thirty-six".