40321123344 has 30 divisors (see below), whose sum is σ = 112843144206. Its totient is φ = 13440374400.

The previous prime is 40321123309. The next prime is 40321123373. The reversal of 40321123344 is 44332112304.

40321123344 is a `hidden beast` number, since 4 + 0 + 321 + 1 + 2 + 334 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 26434857744 + 13886265600 = 162588^2 + 117840^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 140003757 + ... + 140004044.

Almost surely, 2^40321123344 is an apocalyptic number.

It is an amenable number.

40321123344 is an abundant number, since it is smaller than the sum of its proper divisors (72522020862).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40321123344 is a wasteful number, since it uses less digits than its factorization.

40321123344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280007815 (or 280007806 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 40321123344 its reverse (44332112304), we get a palindrome (84653235648).

The spelling of 40321123344 in words is "forty billion, three hundred twenty-one million, one hundred twenty-three thousand, three hundred forty-four".