420334200044144 has 40 divisors (see below), whose sum is σ = 815045342688000. Its totient is φ = 209999954053568.

The previous prime is 420334200044131. The next prime is 420334200044159. The reversal of 420334200044144 is 441440002433024.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 186506699 + ... + 188746965.

It is an arithmetic number, because the mean of its divisors is an integer number (20376133567200).

Almost surely, 2^{420334200044144} is an apocalyptic number.

It is an amenable number.

420334200044144 is a deficient number, since it is larger than the sum of its proper divisors (394711142643856).

420334200044144 is a wasteful number, since it uses less digits than its factorization.

420334200044144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2249597 (or 2249591 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 35.

Adding to 420334200044144 its reverse (441440002433024), we get a palindrome (861774202477168).

The spelling of 420334200044144 in words is "four hundred twenty trillion, three hundred thirty-four billion, two hundred million, forty-four thousand, one hundred forty-four".