421144032042313 has 16 divisors (see below), whose sum is σ = 429702503817600. Its totient is φ = 412658609045760.

The previous prime is 421144032042301. The next prime is 421144032042353. The reversal of 421144032042313 is 313240230441124.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-421144032042313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (421144032042353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 840979483 + ... + 841480111.

It is an arithmetic number, because the mean of its divisors is an integer number (26856406488600).

Almost surely, 2^{421144032042313} is an apocalyptic number.

It is an amenable number.

421144032042313 is a deficient number, since it is larger than the sum of its proper divisors (8558471775287).

421144032042313 is a wasteful number, since it uses less digits than its factorization.

421144032042313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573552.

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 421144032042313 its reverse (313240230441124), we get a palindrome (734384262483437).

The spelling of 421144032042313 in words is "four hundred twenty-one trillion, one hundred forty-four billion, thirty-two million, forty-two thousand, three hundred thirteen".