12541144446015 has 32 divisors (see below), whose sum is σ = 20101703069376. Its totient is φ = 6676654325760.

The previous prime is 12541144445987. The next prime is 12541144446031. The reversal of 12541144446015 is 51064444114521.

It is not a de Polignac number, because 12541144446015 - 2⁵ = 12541144445983 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 250632439 + ... + 250682471.

It is an arithmetic number, because the mean of its divisors is an integer number (628178220918).

Almost surely, 2^{12541144446015} is an apocalyptic number.

12541144446015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12541144446015 is a deficient number, since it is larger than the sum of its proper divisors (7560558623361).

12541144446015 is a wasteful number, since it uses less digits than its factorization.

12541144446015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79579.

The product of its (nonzero) digits is 307200, while the sum is 42.

The spelling of 12541144446015 in words is "twelve trillion, five hundred forty-one billion, one hundred forty-four million, four hundred forty-six thousand, fifteen".