418138189828 has 48 divisors (see below), whose sum is σ = 749637173376. Its totient is φ = 204028070400.

The previous prime is 418138189813. The next prime is 418138189837. The reversal of 418138189828 is 828981831814.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13697350 + ... + 13727842.

It is an arithmetic number, because the mean of its divisors is an integer number (15617441112).

Almost surely, 2^418138189828 is an apocalyptic number.

It is an amenable number.

418138189828 is a deficient number, since it is larger than the sum of its proper divisors (331498983548).

418138189828 is a wasteful number, since it uses less digits than its factorization.

418138189828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31084 (or 31082 counting only the distinct ones).

The product of its digits is 7077888, while the sum is 61.

The spelling of 418138189828 in words is "four hundred eighteen billion, one hundred thirty-eight million, one hundred eighty-nine thousand, eight hundred twenty-eight".