12485775263678 has 16 divisors (see below), whose sum is σ = 18744474228480. Its totient is φ = 6237619347456.

The previous prime is 12485775263669. The next prime is 12485775263693. The reversal of 12485775263678 is 87636257758421.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 11076350 + ... + 12151422.

It is an arithmetic number, because the mean of its divisors is an integer number (1171529639280).

Almost surely, 2^{12485775263678} is an apocalyptic number.

12485775263678 is a deficient number, since it is larger than the sum of its proper divisors (6258698964802).

12485775263678 is a wasteful number, since it uses less digits than its factorization.

12485775263678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079971.

The product of its digits is 948326400, while the sum is 71.

The spelling of 12485775263678 in words is "twelve trillion, four hundred eighty-five billion, seven hundred seventy-five million, two hundred sixty-three thousand, six hundred seventy-eight".