420453525054 has 32 divisors (see below), whose sum is σ = 859376309760. Its totient is φ = 137076976512.

The previous prime is 420453525053. The next prime is 420453525059. The reversal of 420453525054 is 450525354024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420453525053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80764 + ... + 920559.

It is an arithmetic number, because the mean of its divisors is an integer number (26855509680).

Almost surely, 2^420453525054 is an apocalyptic number.

420453525054 is an abundant number, since it is smaller than the sum of its proper divisors (438922784706).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

420453525054 is a wasteful number, since it uses less digits than its factorization.

420453525054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002864.

The product of its (nonzero) digits is 480000, while the sum is 39.

Adding to 420453525054 its reverse (450525354024), we get a palindrome (870978879078).

The spelling of 420453525054 in words is "four hundred twenty billion, four hundred fifty-three million, five hundred twenty-five thousand, fifty-four".