1809868237304 has 16 divisors (see below), whose sum is σ = 3572108363400. Its totient is φ = 857306007072.

The previous prime is 1809868237237. The next prime is 1809868237363. The reversal of 1809868237304 is 4037328689081.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5953513787 + ... + 5953514090.

Almost surely, 2^{1809868237304} is an apocalyptic number.

It is an amenable number.

1809868237304 is a deficient number, since it is larger than the sum of its proper divisors (1762240126096).

1809868237304 is a wasteful number, since it uses less digits than its factorization.

1809868237304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11907027902 (or 11907027898 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 59.

The spelling of 1809868237304 in words is "one trillion, eight hundred nine billion, eight hundred sixty-eight million, two hundred thirty-seven thousand, three hundred four".