420353230551144 has 64 divisors (see below), whose sum is σ = 1147676319175680. Its totient is φ = 127239942648000.

The previous prime is 420353230551139. The next prime is 420353230551157. The reversal of 420353230551144 is 441155032353024.

It is a junction number, because it is equal to n+sod(n) for n = 420353230551096 and 420353230551105.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 873660202 + ... + 874141209.

It is an arithmetic number, because the mean of its divisors is an integer number (17932442487120).

Almost surely, 2^{420353230551144} is an apocalyptic number.

420353230551144 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

420353230551144 is an abundant number, since it is smaller than the sum of its proper divisors (727323088624536).

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

420353230551144 is a wasteful number, since it uses less digits than its factorization.

420353230551144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1747802342 (or 1747802338 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 42.

The spelling of 420353230551144 in words is "four hundred twenty trillion, three hundred fifty-three billion, two hundred thirty million, five hundred fifty-one thousand, one hundred forty-four".