420200545425005 has 16 divisors (see below), whose sum is σ = 505133076100224. Its totient is φ = 335565510384960.

The previous prime is 420200545424993. The next prime is 420200545425007. The reversal of 420200545425005 is 500524545002024.

It is not a de Polignac number, because 420200545425005 - 2²⁴ = 420200528647789 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 420200545425005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420200545425007) 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, 156300272 + ... + 158965958.

It is an arithmetic number, because the mean of its divisors is an integer number (31570817256264).

Almost surely, 2^{420200545425005} is an apocalyptic number.

It is an amenable number.

420200545425005 is a deficient number, since it is larger than the sum of its proper divisors (84932530675219).

420200545425005 is a wasteful number, since it uses less digits than its factorization.

420200545425005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2721476.

The product of its (nonzero) digits is 320000, while the sum is 38.

The spelling of 420200545425005 in words is "four hundred twenty trillion, two hundred billion, five hundred forty-five million, four hundred twenty-five thousand, five".