40434214421321 has 8 divisors (see below), whose sum is σ = 46216853240640. Its totient is φ = 34653156220368.

The previous prime is 40434214421309. The next prime is 40434214421323. The reversal of 40434214421321 is 12312441243404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40434214421321 - 2⁶ = 40434214421257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40434214421323) 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, 395099771 + ... + 395202096.

It is an arithmetic number, because the mean of its divisors is an integer number (5777106655080).

Almost surely, 2^{40434214421321} is an apocalyptic number.

It is an amenable number.

40434214421321 is a deficient number, since it is larger than the sum of its proper divisors (5782638819319).

40434214421321 is an equidigital number, since it uses as much as digits as its factorization.

40434214421321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 790309183.

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 40434214421321 its reverse (12312441243404), we get a palindrome (52746655664725).

The spelling of 40434214421321 in words is "forty trillion, four hundred thirty-four billion, two hundred fourteen million, four hundred twenty-one thousand, three hundred twenty-one".