420553553002301 has 4 divisors (see below), whose sum is σ = 445291997296572. Its totient is φ = 395815108708032.

The previous prime is 420553553002213. The next prime is 420553553002313. The reversal of 420553553002301 is 103200355355024.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 150697696258201 + 269855856744100 = 12275899^2 + 16427290^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-420553553002301 is a prime.

It is a super-2 number, since 2×420553553002301² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420553553002381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12369222147110 + ... + 12369222147143.

It is an arithmetic number, because the mean of its divisors is an integer number (111322999324143).

Almost surely, 2^{420553553002301} is an apocalyptic number.

It is an amenable number.

420553553002301 is a deficient number, since it is larger than the sum of its proper divisors (24738444294271).

420553553002301 is a wasteful number, since it uses less digits than its factorization.

420553553002301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24738444294270.

The product of its (nonzero) digits is 270000, while the sum is 38.

The spelling of 420553553002301 in words is "four hundred twenty trillion, five hundred fifty-three billion, five hundred fifty-three million, two thousand, three hundred one".