8037381800438 has 4 divisors (see below), whose sum is σ = 12056072700660. Its totient is φ = 4018690900218.

The previous prime is 8037381800387. The next prime is 8037381800447. The reversal of 8037381800438 is 8340081837308.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 8037381800438.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2009345450108 + ... + 2009345450111.

It is an arithmetic number, because the mean of its divisors is an integer number (3014018175165).

Almost surely, 2^{8037381800438} is an apocalyptic number.

8037381800438 is a deficient number, since it is larger than the sum of its proper divisors (4018690900222).

8037381800438 is a wasteful number, since it uses less digits than its factorization.

8037381800438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4018690900221.

The product of its (nonzero) digits is 3096576, while the sum is 53.

The spelling of 8037381800438 in words is "eight trillion, thirty-seven billion, three hundred eighty-one million, eight hundred thousand, four hundred thirty-eight".