423422011204155 has 64 divisors (see below), whose sum is σ = 792874343116800. Its totient is φ = 213803012367360.

The previous prime is 423422011204151. The next prime is 423422011204217. The reversal of 423422011204155 is 551402110224324.

423422011204155 is a `hidden beast` number, since 4 + 2 + 3 + 4 + 220 + 1 + 12 + 0 + 415 + 5 = 666.

It is not a de Polignac number, because 423422011204155 - 2² = 423422011204151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (423422011204151) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 48653526 + ... + 56692235.

It is an arithmetic number, because the mean of its divisors is an integer number (12388661611200).

Almost surely, 2^{423422011204155} is an apocalyptic number.

423422011204155 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

423422011204155 is a deficient number, since it is larger than the sum of its proper divisors (369452331912645).

423422011204155 is a wasteful number, since it uses less digits than its factorization.

423422011204155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105347361 (or 105347355 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

Adding to 423422011204155 its reverse (551402110224324), we get a palindrome (974824121428479).

The spelling of 423422011204155 in words is "four hundred twenty-three trillion, four hundred twenty-two billion, eleven million, two hundred four thousand, one hundred fifty-five".