40301031424421 has 4 divisors (see below), whose sum is σ = 40302791240844. Its totient is φ = 40299271608000.

The previous prime is 40301031424403. The next prime is 40301031424429. The reversal of 40301031424421 is 12442413010304.

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 39990825868900 + 310205555521 = 6323830^2 + 556961^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40301031424421 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 (40301031424429) 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 3 ways as a sum of consecutive naturals, for example, 879873860 + ... + 879919661.

It is an arithmetic number, because the mean of its divisors is an integer number (10075697810211).

Almost surely, 2^{40301031424421} is an apocalyptic number.

It is an amenable number.

40301031424421 is a deficient number, since it is larger than the sum of its proper divisors (1759816423).

40301031424421 is a wasteful number, since it uses less digits than its factorization.

40301031424421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1759816422.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 40301031424421 its reverse (12442413010304), we get a palindrome (52743444434725).

The spelling of 40301031424421 in words is "forty trillion, three hundred one billion, thirty-one million, four hundred twenty-four thousand, four hundred twenty-one".