8918940859329 has 4 divisors (see below), whose sum is σ = 11891921145776. Its totient is φ = 5945960572884.

The previous prime is 8918940859327. The next prime is 8918940859357. The reversal of 8918940859329 is 9239580498198.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 8918940859329 - 2¹ = 8918940859327 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8918940859327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1486490143219 + ... + 1486490143224.

It is an arithmetic number, because the mean of its divisors is an integer number (2972980286444).

Almost surely, 2^{8918940859329} is an apocalyptic number.

It is an amenable number.

8918940859329 is a deficient number, since it is larger than the sum of its proper divisors (2972980286447).

8918940859329 is a wasteful number, since it uses less digits than its factorization.

8918940859329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2972980286446.

The product of its (nonzero) digits is 403107840, while the sum is 75.

The spelling of 8918940859329 in words is "eight trillion, nine hundred eighteen billion, nine hundred forty million, eight hundred fifty-nine thousand, three hundred twenty-nine".