12004321095 has 160 divisors (see below), whose sum is σ = 24896108160. Its totient is φ = 5480939520.

The previous prime is 12004321073. The next prime is 12004321099. The reversal of 12004321095 is 59012340021.

12004321095 is a `hidden beast` number, since 120 + 0 + 432 + 109 + 5 = 666.

It is not a de Polignac number, because 12004321095 - 2⁹ = 12004320583 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12004321099) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 6353911 + ... + 6355799.

It is an arithmetic number, because the mean of its divisors is an integer number (155600676).

Almost surely, 2^12004321095 is an apocalyptic number.

12004321095 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12004321095 is an abundant number, since it is smaller than the sum of its proper divisors (12891787065).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12004321095 is a wasteful number, since it uses less digits than its factorization.

12004321095 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2007 (or 1998 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The spelling of 12004321095 in words is "twelve billion, four million, three hundred twenty-one thousand, ninety-five".