420502273053 has 16 divisors (see below), whose sum is σ = 562254411840. Its totient is φ = 279543014784.

The previous prime is 420502273033. The next prime is 420502273069. The reversal of 420502273053 is 350372205024.

It is not a de Polignac number, because 420502273053 - 2⁸ = 420502272797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420502273013) 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, 3228175 + ... + 3355907.

It is an arithmetic number, because the mean of its divisors is an integer number (35140900740).

Almost surely, 2^420502273053 is an apocalyptic number.

It is an amenable number.

420502273053 is a deficient number, since it is larger than the sum of its proper divisors (141752138787).

420502273053 is a wasteful number, since it uses less digits than its factorization.

420502273053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130828.

The product of its (nonzero) digits is 50400, while the sum is 33.

Adding to 420502273053 its reverse (350372205024), we get a palindrome (770874478077).

The spelling of 420502273053 in words is "four hundred twenty billion, five hundred two million, two hundred seventy-three thousand, fifty-three".