420540033323 has 8 divisors (see below), whose sum is σ = 445584162528. Its totient is φ = 395529957504.

The previous prime is 420540033313. The next prime is 420540033349. The reversal of 420540033323 is 323330045024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 420540033323 - 2⁴ = 420540033307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (420540033313) 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 7 ways as a sum of consecutive naturals, for example, 8487911 + ... + 8537312.

It is an arithmetic number, because the mean of its divisors is an integer number (55698020316).

Almost surely, 2^420540033323 is an apocalyptic number.

420540033323 is a deficient number, since it is larger than the sum of its proper divisors (25044129205).

420540033323 is a wasteful number, since it uses less digits than its factorization.

420540033323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17026693.

The product of its (nonzero) digits is 25920, while the sum is 29.

Adding to 420540033323 its reverse (323330045024), we get a palindrome (743870078347).

The spelling of 420540033323 in words is "four hundred twenty billion, five hundred forty million, thirty-three thousand, three hundred twenty-three".