73844718398 has 16 divisors (see below), whose sum is σ = 120993974640. Its totient is φ = 33522124800.

The previous prime is 73844718397. The next prime is 73844718403. The reversal of 73844718398 is 89381744837.

It is a self number, because there is not a number n which added to its sum of digits gives 73844718398.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73844718397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2165513 + ... + 2199348.

It is an arithmetic number, because the mean of its divisors is an integer number (7562123415).

Almost surely, 2^73844718398 is an apocalyptic number.

73844718398 is a deficient number, since it is larger than the sum of its proper divisors (47149256242).

73844718398 is a wasteful number, since it uses less digits than its factorization.

73844718398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4365643.

The product of its digits is 32514048, while the sum is 62.

The spelling of 73844718398 in words is "seventy-three billion, eight hundred forty-four million, seven hundred eighteen thousand, three hundred ninety-eight".