40322421453 has 8 divisors (see below), whose sum is σ = 53771207616. Its totient is φ = 26877624800.

The previous prime is 40322421437. The next prime is 40322421479. The reversal of 40322421453 is 35412422304.

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

It is a cyclic number.

It is not a de Polignac number, because 40322421453 - 2⁴ = 40322421437 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40322421453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40322421553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 973713 + ... + 1014278.

It is an arithmetic number, because the mean of its divisors is an integer number (6721400952).

Almost surely, 2^40322421453 is an apocalyptic number.

It is an amenable number.

40322421453 is a deficient number, since it is larger than the sum of its proper divisors (13448786163).

40322421453 is a wasteful number, since it uses less digits than its factorization.

40322421453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1994755.

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 40322421453 its reverse (35412422304), we get a palindrome (75734843757).

The spelling of 40322421453 in words is "forty billion, three hundred twenty-two million, four hundred twenty-one thousand, four hundred fifty-three".