12001510535055 has 8 divisors (see below), whose sum is σ = 19202416856112. Its totient is φ = 6400805618688.

The previous prime is 12001510534991. The next prime is 12001510535117. The reversal of 12001510535055 is 55053501510021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12001510535055 - 2⁶ = 12001510534991 is a prime.

It is a super-3 number, since 3×12001510535055³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 400050351154 + ... + 400050351183.

It is an arithmetic number, because the mean of its divisors is an integer number (2400302107014).

Almost surely, 2^{12001510535055} is an apocalyptic number.

12001510535055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12001510535055 is a deficient number, since it is larger than the sum of its proper divisors (7200906321057).

12001510535055 is an equidigital number, since it uses as much as digits as its factorization.

12001510535055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800100702345.

The product of its (nonzero) digits is 18750, while the sum is 33.

The spelling of 12001510535055 in words is "twelve trillion, one billion, five hundred ten million, five hundred thirty-five thousand, fifty-five".