420453343354024 has 8 divisors (see below), whose sum is σ = 788350018788810. Its totient is φ = 210226671677008.

The previous prime is 420453343354013. The next prime is 420453343354069.

420453343354024 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 395497144152100 + 24956199201924 = 19887110^2 + 4995618^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26278333959619 + ... + 26278333959634.

Almost surely, 2^{420453343354024} is an apocalyptic number.

It is an amenable number.

420453343354024 is a deficient number, since it is larger than the sum of its proper divisors (367896675434786).

420453343354024 is a wasteful number, since it uses less digits than its factorization.

420453343354024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52556667919259 (or 52556667919255 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 46.

The spelling of 420453343354024 in words is "four hundred twenty trillion, four hundred fifty-three billion, three hundred forty-three million, three hundred fifty-four thousand, twenty-four".