1800004794008 has 8 divisors (see below), whose sum is σ = 3375008988780. Its totient is φ = 900002397000.

The previous prime is 1800004793969. The next prime is 1800004794011. The reversal of 1800004794008 is 8004974000081.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 112500299618 + ... + 112500299633.

Almost surely, 2^{1800004794008} is an apocalyptic number.

It is an amenable number.

1800004794008 is a deficient number, since it is larger than the sum of its proper divisors (1575004194772).

1800004794008 is a wasteful number, since it uses less digits than its factorization.

1800004794008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225000599257 (or 225000599253 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 41.

Adding to 1800004794008 its reverse (8004974000081), we get a palindrome (9804978794089).

The spelling of 1800004794008 in words is "one trillion, eight hundred billion, four million, seven hundred ninety-four thousand, eight".