12501013716144 has 30 divisors (see below), whose sum is σ = 34985475886556. Its totient is φ = 4167004572000.

The previous prime is 12501013716091. The next prime is 12501013716193. The reversal of 12501013716144 is 44161731010521.

12501013716144 is a `hidden beast` number, since 1 + 2 + 5 + 0 + 1 + 0 + 1 + 37 + 1 + 614 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 12501013716099 and 12501013716108.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43406297482 + ... + 43406297769.

Almost surely, 2^{12501013716144} is an apocalyptic number.

It is an amenable number.

12501013716144 is an abundant number, since it is smaller than the sum of its proper divisors (22484462170412).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12501013716144 is a wasteful number, since it uses less digits than its factorization.

12501013716144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86812595265 (or 86812595256 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

Adding to 12501013716144 its reverse (44161731010521), we get a palindrome (56662744726665).

The spelling of 12501013716144 in words is "twelve trillion, five hundred one billion, thirteen million, seven hundred sixteen thousand, one hundred forty-four".