12386503676634 has 64 divisors (see below), whose sum is σ = 25493612947968. Its totient is φ = 4009864824000.

The previous prime is 12386503676629. The next prime is 12386503676669. The reversal of 12386503676634 is 43667630568321.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57106092 + ... + 57322584.

It is an arithmetic number, because the mean of its divisors is an integer number (398337702312).

Almost surely, 2^{12386503676634} is an apocalyptic number.

12386503676634 is an abundant number, since it is smaller than the sum of its proper divisors (13107109271334).

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

12386503676634 is a wasteful number, since it uses less digits than its factorization.

12386503676634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217803.

The product of its (nonzero) digits is 78382080, while the sum is 60.

The spelling of 12386503676634 in words is "twelve trillion, three hundred eighty-six billion, five hundred three million, six hundred seventy-six thousand, six hundred thirty-four".