420673325701 has 4 divisors (see below), whose sum is σ = 420824813292. Its totient is φ = 420521838112.

The previous prime is 420673325629. The next prime is 420673325713. The reversal of 420673325701 is 107523376024.

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 41789989476 + 378883336225 = 204426^2 + 615535^2 .

It is a cyclic number.

It is not a de Polignac number, because 420673325701 - 2²⁷ = 420539107973 is a prime.

It is a super-3 number, since 3×420673325701³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420673325741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75739630 + ... + 75745183.

It is an arithmetic number, because the mean of its divisors is an integer number (105206203323).

Almost surely, 2^420673325701 is an apocalyptic number.

It is an amenable number.

420673325701 is a deficient number, since it is larger than the sum of its proper divisors (151487591).

420673325701 is a wasteful number, since it uses less digits than its factorization.

420673325701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151487590.

The product of its (nonzero) digits is 211680, while the sum is 40.

The spelling of 420673325701 in words is "four hundred twenty billion, six hundred seventy-three million, three hundred twenty-five thousand, seven hundred one".