423665333355 has 128 divisors (see below), whose sum is σ = 807462328320. Its totient is φ = 187561820160.

The previous prime is 423665333297. The next prime is 423665333419. The reversal of 423665333355 is 553333566324.

It is not a de Polignac number, because 423665333355 - 2⁶ = 423665333291 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 7413531 + ... + 7470459.

It is an arithmetic number, because the mean of its divisors is an integer number (6308299440).

Almost surely, 2^423665333355 is an apocalyptic number.

423665333355 is a deficient number, since it is larger than the sum of its proper divisors (383796994965).

423665333355 is a wasteful number, since it uses less digits than its factorization.

423665333355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57061.

The product of its digits is 8748000, while the sum is 48.

Adding to 423665333355 its reverse (553333566324), we get a palindrome (976998899679).

The spelling of 423665333355 in words is "four hundred twenty-three billion, six hundred sixty-five million, three hundred thirty-three thousand, three hundred fifty-five".