40453435321 has 8 divisors (see below), whose sum is σ = 44090121600. Its totient is φ = 36891732432.

The previous prime is 40453435289. The next prime is 40453435343. The reversal of 40453435321 is 12353435404.

It is a happy number.

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

It is not a de Polignac number, because 40453435321 - 2⁵ = 40453435289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40453435921) 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, 18744721 + ... + 18746878.

It is an arithmetic number, because the mean of its divisors is an integer number (5511265200).

Almost surely, 2^40453435321 is an apocalyptic number.

It is an amenable number.

40453435321 is a deficient number, since it is larger than the sum of its proper divisors (3636686279).

40453435321 is a wasteful number, since it uses less digits than its factorization.

40453435321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37491695.

The product of its (nonzero) digits is 86400, while the sum is 34.

The spelling of 40453435321 in words is "forty billion, four hundred fifty-three million, four hundred thirty-five thousand, three hundred twenty-one".