1838545820204 has 12 divisors (see below), whose sum is σ = 3321244062528. Its totient is φ = 889618945200.

The previous prime is 1838545820203. The next prime is 1838545820299. The reversal of 1838545820204 is 4020285458381.

It is not an unprimeable number, because it can be changed into a prime (1838545820203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7413491087 + ... + 7413491334.

It is an arithmetic number, because the mean of its divisors is an integer number (276770338544).

Almost surely, 2^{1838545820204} is an apocalyptic number.

It is an amenable number.

1838545820204 is a deficient number, since it is larger than the sum of its proper divisors (1482698242324).

1838545820204 is a wasteful number, since it uses less digits than its factorization.

1838545820204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14826982456 (or 14826982454 counting only the distinct ones).

The product of its (nonzero) digits is 2457600, while the sum is 50.

The spelling of 1838545820204 in words is "one trillion, eight hundred thirty-eight billion, five hundred forty-five million, eight hundred twenty thousand, two hundred four".