420013454055 has 32 divisors (see below), whose sum is σ = 724177864704. Its totient is φ = 206643747456.

The previous prime is 420013454027. The next prime is 420013454059. The reversal of 420013454055 is 550454310024.

It is not a de Polignac number, because 420013454055 - 2¹⁷ = 420013322983 is a prime.

It is a super-2 number, since 2×420013454055² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420013454059) 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, 381709 + ... + 992838.

It is an arithmetic number, because the mean of its divisors is an integer number (22630558272).

Almost surely, 2^420013454055 is an apocalyptic number.

420013454055 is a deficient number, since it is larger than the sum of its proper divisors (304164410649).

420013454055 is a wasteful number, since it uses less digits than its factorization.

420013454055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1376135.

The product of its (nonzero) digits is 48000, while the sum is 33.

Adding to 420013454055 its reverse (550454310024), we get a palindrome (970467764079).

The spelling of 420013454055 in words is "four hundred twenty billion, thirteen million, four hundred fifty-four thousand, fifty-five".