12024004155 has 8 divisors (see below), whose sum is σ = 19238406672. Its totient is φ = 6412802208.

The previous prime is 12024004151. The next prime is 12024004169. The reversal of 12024004155 is 55140042021.

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

It is not a de Polignac number, because 12024004155 - 2² = 12024004151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12024004151) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 400800124 + ... + 400800153.

It is an arithmetic number, because the mean of its divisors is an integer number (2404800834).

Almost surely, 2^12024004155 is an apocalyptic number.

12024004155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12024004155 is a deficient number, since it is larger than the sum of its proper divisors (7214402517).

12024004155 is an equidigital number, since it uses as much as digits as its factorization.

12024004155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801600285.

The product of its (nonzero) digits is 1600, while the sum is 24.

Adding to 12024004155 its reverse (55140042021), we get a palindrome (67164046176).

The spelling of 12024004155 in words is "twelve billion, twenty-four million, four thousand, one hundred fifty-five".