12162411604 has 24 divisors (see below), whose sum is σ = 24470490240. Its totient is φ = 5181247776.

The previous prime is 12162411589. The next prime is 12162411607. The reversal of 12162411604 is 40611426121.

It is a super-2 number, since 2×12162411604² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12162411607) 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, 1295839 + ... + 1305190.

It is an arithmetic number, because the mean of its divisors is an integer number (1019603760).

Almost surely, 2^12162411604 is an apocalyptic number.

12162411604 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12162411604 is an abundant number, since it is smaller than the sum of its proper divisors (12308078636).

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

12162411604 is a wasteful number, since it uses less digits than its factorization.

12162411604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2601207 (or 2601205 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

Adding to 12162411604 its reverse (40611426121), we get a palindrome (52773837725).

The spelling of 12162411604 in words is "twelve billion, one hundred sixty-two million, four hundred eleven thousand, six hundred four".