40321331396 has 48 divisors (see below), whose sum is σ = 73286664192. Its totient is φ = 19398439200.

The previous prime is 40321331299. The next prime is 40321331399. The reversal of 40321331396 is 69313312304.

It is not an unprimeable number, because it can be changed into a prime (40321331399) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4894601 + ... + 4902831.

It is an arithmetic number, because the mean of its divisors is an integer number (1526805504).

Almost surely, 2^40321331396 is an apocalyptic number.

It is an amenable number.

40321331396 is a deficient number, since it is larger than the sum of its proper divisors (32965332796).

40321331396 is a wasteful number, since it uses less digits than its factorization.

40321331396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8720 (or 8718 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 35.

The spelling of 40321331396 in words is "forty billion, three hundred twenty-one million, three hundred thirty-one thousand, three hundred ninety-six".