12034452540555 has 20 divisors (see below), whose sum is σ = 21572870480832. Its totient is φ = 6418374688080.

The previous prime is 12034452540527. The next prime is 12034452540613. The reversal of 12034452540555 is 55504525443021.

12034452540555 is a `hidden beast` number, since 1 + 2 + 0 + 3 + 4 + 4 + 52 + 5 + 40 + 555 = 666.

It is not a de Polignac number, because 12034452540555 - 2⁶ = 12034452540491 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 12034452540555.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 14857348411 + ... + 14857349220.

Almost surely, 2^{12034452540555} is an apocalyptic number.

12034452540555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12034452540555 is a deficient number, since it is larger than the sum of its proper divisors (9538417940277).

12034452540555 is an equidigital number, since it uses as much as digits as its factorization.

12034452540555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29714697648 (or 29714697639 counting only the distinct ones).

The product of its (nonzero) digits is 2400000, while the sum is 45.

Adding to 12034452540555 its reverse (55504525443021), we get a palindrome (67538977983576).

The spelling of 12034452540555 in words is "twelve trillion, thirty-four billion, four hundred fifty-two million, five hundred forty thousand, five hundred fifty-five".