12534503681077 has 12 divisors (see below), whose sum is σ = 14581624367520. Its totient is φ = 10743365799096.

The previous prime is 12534503681069. The next prime is 12534503681107. The reversal of 12534503681077 is 77018630543521.

It is not a de Polignac number, because 12534503681077 - 2³ = 12534503681069 is a prime.

It is a super-2 number, since 2×12534503681077² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12534503681017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4809427 + ... + 6942592.

It is an arithmetic number, because the mean of its divisors is an integer number (1215135363960).

Almost surely, 2^{12534503681077} is an apocalyptic number.

It is an amenable number.

12534503681077 is a deficient number, since it is larger than the sum of its proper divisors (2047120686443).

12534503681077 is a wasteful number, since it uses less digits than its factorization.

12534503681077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11773800 (or 11773793 counting only the distinct ones).

The product of its (nonzero) digits is 4233600, while the sum is 52.

The spelling of 12534503681077 in words is "twelve trillion, five hundred thirty-four billion, five hundred three million, six hundred eighty-one thousand, seventy-seven".