420226613441 has 4 divisors (see below), whose sum is σ = 420269860800. Its totient is φ = 420183366084.

The previous prime is 420226613413. The next prime is 420226613473. The reversal of 420226613441 is 144316622024.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 420226613441 - 2³⁸ = 145348706497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (420226613341) 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, 21609101 + ... + 21628538.

It is an arithmetic number, because the mean of its divisors is an integer number (105067465200).

Almost surely, 2^420226613441 is an apocalyptic number.

It is an amenable number.

420226613441 is a deficient number, since it is larger than the sum of its proper divisors (43247359).

420226613441 is an equidigital number, since it uses as much as digits as its factorization.

420226613441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43247358.

The product of its (nonzero) digits is 55296, while the sum is 35.

The spelling of 420226613441 in words is "four hundred twenty billion, two hundred twenty-six million, six hundred thirteen thousand, four hundred forty-one".