420636350203476 has 36 divisors (see below), whose sum is σ = 1078822154382336. Its totient is φ = 127465560667280.

The previous prime is 420636350203471. The next prime is 420636350203477. The reversal of 420636350203476 is 674302053636024.

It is a super-2 number, since 2×420636350203476² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420636350203471) 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 11 ways as a sum of consecutive naturals, for example, 144847226580 + ... + 144847229483.

It is an arithmetic number, because the mean of its divisors is an integer number (29967282066176).

Almost surely, 2^{420636350203476} is an apocalyptic number.

It is an amenable number.

420636350203476 is an abundant number, since it is smaller than the sum of its proper divisors (658185804178860).

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

420636350203476 is a wasteful number, since it uses less digits than its factorization.

420636350203476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289694456092 (or 289694456079 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 51.

The spelling of 420636350203476 in words is "four hundred twenty trillion, six hundred thirty-six billion, three hundred fifty million, two hundred three thousand, four hundred seventy-six".