454521025201 has 4 divisors (see below), whose sum is σ = 454780308772. Its totient is φ = 454261741632.

The previous prime is 454521025177. The next prime is 454521025207. The reversal of 454521025201 is 102520125454.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 102520125454 = 2 ⋅51260062727.

It can be written as a sum of positive squares in 2 ways, for example, as 141507630625 + 313013394576 = 376175^2 + 559476^2 .

It is a cyclic number.

It is not a de Polignac number, because 454521025201 - 2¹¹ = 454521023153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (454521025207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129639156 + ... + 129642661.

It is an arithmetic number, because the mean of its divisors is an integer number (113695077193).

Almost surely, 2^454521025201 is an apocalyptic number.

It is an amenable number.

454521025201 is a deficient number, since it is larger than the sum of its proper divisors (259283571).

454521025201 is a wasteful number, since it uses less digits than its factorization.

454521025201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259283570.

The product of its (nonzero) digits is 16000, while the sum is 31.

The spelling of 454521025201 in words is "four hundred fifty-four billion, five hundred twenty-one million, twenty-five thousand, two hundred one".