40232413321 has 2 divisors, whose sum is σ = 40232413322. Its totient is φ = 40232413320.

The previous prime is 40232413307. The next prime is 40232413357. The reversal of 40232413321 is 12331423204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40192230400 + 40182921 = 200480^2 + 6339^2 .

It is a cyclic number.

It is not a de Polignac number, because 40232413321 - 2¹¹ = 40232411273 is a prime.

It is not a weakly prime, because it can be changed into another prime (40232413381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20116206660 + 20116206661.

It is an arithmetic number, because the mean of its divisors is an integer number (20116206661).

Almost surely, 2^40232413321 is an apocalyptic number.

It is an amenable number.

40232413321 is a deficient number, since it is larger than the sum of its proper divisors (1).

40232413321 is an equidigital number, since it uses as much as digits as its factorization.

40232413321 is an evil number, because the sum of its binary digits is even.

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

Adding to 40232413321 its reverse (12331423204), we get a palindrome (52563836525).

The spelling of 40232413321 in words is "forty billion, two hundred thirty-two million, four hundred thirteen thousand, three hundred twenty-one".