40334100321 has 16 divisors (see below), whose sum is σ = 55221304320. Its totient is φ = 26176998480.

The previous prime is 40334100281. The next prime is 40334100383. The reversal of 40334100321 is 12300143304.

It is not a de Polignac number, because 40334100321 - 2¹⁹ = 40333576033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40334102321) 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, 1087965 + ... + 1124426.

It is an arithmetic number, because the mean of its divisors is an integer number (3451331520).

Almost surely, 2^40334100321 is an apocalyptic number.

It is an amenable number.

40334100321 is a deficient number, since it is larger than the sum of its proper divisors (14887203999).

40334100321 is a wasteful number, since it uses less digits than its factorization.

40334100321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2212556.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 40334100321 its reverse (12300143304), we get a palindrome (52634243625).

The spelling of 40334100321 in words is "forty billion, three hundred thirty-four million, one hundred thousand, three hundred twenty-one".