420044233413 has 32 divisors (see below), whose sum is σ = 658885217536. Its totient is φ = 232998571008.

The previous prime is 420044233409. The next prime is 420044233417. The reversal of 420044233413 is 314332440024.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (420044233409) and next prime (420044233417).

It is not a de Polignac number, because 420044233413 - 2² = 420044233409 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420044233417) 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 31 ways as a sum of consecutive naturals, for example, 287806 + ... + 960687.

It is an arithmetic number, because the mean of its divisors is an integer number (20590163048).

Almost surely, 2^420044233413 is an apocalyptic number.

It is an amenable number.

420044233413 is a deficient number, since it is larger than the sum of its proper divisors (238840984123).

420044233413 is a wasteful number, since it uses less digits than its factorization.

420044233413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248973.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 420044233413 its reverse (314332440024), we get a palindrome (734376673437).

The spelling of 420044233413 in words is "four hundred twenty billion, forty-four million, two hundred thirty-three thousand, four hundred thirteen".