73792981838 has 8 divisors (see below), whose sum is σ = 111080602488. Its totient is φ = 36766114344.

The previous prime is 73792981837. The next prime is 73792981841. The reversal of 73792981838 is 83818929737.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73792981837) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 65187581 + ... + 65188712.

It is an arithmetic number, because the mean of its divisors is an integer number (13885075311).

Almost surely, 2^73792981838 is an apocalyptic number.

73792981838 is a deficient number, since it is larger than the sum of its proper divisors (37287620650).

73792981838 is a wasteful number, since it uses less digits than its factorization.

73792981838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130376578.

The product of its digits is 36578304, while the sum is 65.

The spelling of 73792981838 in words is "seventy-three billion, seven hundred ninety-two million, nine hundred eighty-one thousand, eight hundred thirty-eight".