420501454342255 has 16 divisors (see below), whose sum is σ = 592818833535264. Its totient is φ = 282294682634880.

The previous prime is 420501454342253. The next prime is 420501454342279. The reversal of 420501454342255 is 552243454105024.

It is not a de Polignac number, because 420501454342255 - 2¹ = 420501454342253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420501454342253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294056960364 + ... + 294056961793.

It is an arithmetic number, because the mean of its divisors is an integer number (37051177095954).

Almost surely, 2^{420501454342255} is an apocalyptic number.

420501454342255 is a deficient number, since it is larger than the sum of its proper divisors (172317379193009).

420501454342255 is a wasteful number, since it uses less digits than its factorization.

420501454342255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588113922186.

The product of its (nonzero) digits is 3840000, while the sum is 46.

The spelling of 420501454342255 in words is "four hundred twenty trillion, five hundred one billion, four hundred fifty-four million, three hundred forty-two thousand, two hundred fifty-five".