12051502255 has 16 divisors (see below), whose sum is σ = 15868107360. Its totient is φ = 8731651968.

The previous prime is 12051502241. The next prime is 12051502259. The reversal of 12051502255 is 55220515021.

It is not a de Polignac number, because 12051502255 - 2⁹ = 12051501743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12051502259) 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 15 ways as a sum of consecutive naturals, for example, 1745685 + ... + 1752574.

It is an arithmetic number, because the mean of its divisors is an integer number (991756710).

Almost surely, 2^12051502255 is an apocalyptic number.

12051502255 is a deficient number, since it is larger than the sum of its proper divisors (3816605105).

12051502255 is a wasteful number, since it uses less digits than its factorization.

12051502255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3498330.

The product of its (nonzero) digits is 5000, while the sum is 28.

The spelling of 12051502255 in words is "twelve billion, fifty-one million, five hundred two thousand, two hundred fifty-five".