12104540423530 has 16 divisors (see below), whose sum is σ = 21866830430760. Its totient is φ = 4824336687552.

The previous prime is 12104540423519. The next prime is 12104540423627. The reversal of 12104540423530 is 3532404540121.

It can be written as a sum of positive squares in 4 ways, for example, as 9512887984209 + 2591652439321 = 3084297^2 + 1609861^2 .

It is an unprimeable number.

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, 2184932325 + ... + 2184937864.

Almost surely, 2^{12104540423530} is an apocalyptic number.

12104540423530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12104540423530 is a deficient number, since it is larger than the sum of its proper divisors (9762290007230).

12104540423530 is a wasteful number, since it uses less digits than its factorization.

12104540423530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4369870473.

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 12104540423530 its reverse (3532404540121), we get a palindrome (15636944963651).

The spelling of 12104540423530 in words is "twelve trillion, one hundred four billion, five hundred forty million, four hundred twenty-three thousand, five hundred thirty".