420414143015 has 16 divisors (see below), whose sum is σ = 507568236768. Its totient is φ = 334284994176.

The previous prime is 420414143011. The next prime is 420414143047. The reversal of 420414143015 is 510341414024.

It is a cyclic number.

It is not a de Polignac number, because 420414143015 - 2² = 420414143011 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 (420414143011) 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 15 ways as a sum of consecutive naturals, for example, 2822549 + ... + 2967761.

It is an arithmetic number, because the mean of its divisors is an integer number (31723014798).

Almost surely, 2^420414143015 is an apocalyptic number.

420414143015 is a deficient number, since it is larger than the sum of its proper divisors (87154093753).

420414143015 is a wasteful number, since it uses less digits than its factorization.

420414143015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148738.

The product of its (nonzero) digits is 7680, while the sum is 29.

Adding to 420414143015 its reverse (510341414024), we get a palindrome (930755557039).

The spelling of 420414143015 in words is "four hundred twenty billion, four hundred fourteen million, one hundred forty-three thousand, fifteen".