12003040342605 has 64 divisors (see below), whose sum is σ = 20816582750208. Its totient is φ = 5870860938240.

The previous prime is 12003040342583. The next prime is 12003040342649. The reversal of 12003040342605 is 50624304030021.

It is not a de Polignac number, because 12003040342605 - 2⁶ = 12003040342541 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 29482087 + ... + 29886443.

It is an arithmetic number, because the mean of its divisors is an integer number (325259105472).

Almost surely, 2^{12003040342605} is an apocalyptic number.

12003040342605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12003040342605 is a deficient number, since it is larger than the sum of its proper divisors (8813542407603).

12003040342605 is a wasteful number, since it uses less digits than its factorization.

12003040342605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405366.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 12003040342605 its reverse (50624304030021), we get a palindrome (62627344372626).

The spelling of 12003040342605 in words is "twelve trillion, three billion, forty million, three hundred forty-two thousand, six hundred five".