40232321413 has 4 divisors (see below), whose sum is σ = 40399260748. Its totient is φ = 40065382080.

The previous prime is 40232321411. The next prime is 40232321417. The reversal of 40232321413 is 31412323204.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 35714196324 + 4518125089 = 188982^2 + 67217^2 .

It is a cyclic number.

It is not a de Polignac number, because 40232321413 - 2¹ = 40232321411 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40232321411) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 83469306 + ... + 83469787.

It is an arithmetic number, because the mean of its divisors is an integer number (10099815187).

Almost surely, 2^40232321413 is an apocalyptic number.

It is an amenable number.

40232321413 is a deficient number, since it is larger than the sum of its proper divisors (166939335).

40232321413 is a wasteful number, since it uses less digits than its factorization.

40232321413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166939334.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 40232321413 its reverse (31412323204), we get a palindrome (71644644617).

The spelling of 40232321413 in words is "forty billion, two hundred thirty-two million, three hundred twenty-one thousand, four hundred thirteen".