40321332133451 has 2 divisors, whose sum is σ = 40321332133452. Its totient is φ = 40321332133450.

The previous prime is 40321332133427. The next prime is 40321332133483. The reversal of 40321332133451 is 15433123312304.

40321332133451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40321332133451 - 2⁶ = 40321332133387 is a prime.

It is not a weakly prime, because it can be changed into another prime (40321332133421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20160666066725 + 20160666066726.

It is an arithmetic number, because the mean of its divisors is an integer number (20160666066726).

Almost surely, 2^{40321332133451} is an apocalyptic number.

40321332133451 is a deficient number, since it is larger than the sum of its proper divisors (1).

40321332133451 is an equidigital number, since it uses as much as digits as its factorization.

40321332133451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 35.

Adding to 40321332133451 its reverse (15433123312304), we get a palindrome (55754455445755).

The spelling of 40321332133451 in words is "forty trillion, three hundred twenty-one billion, three hundred thirty-two million, one hundred thirty-three thousand, four hundred fifty-one".