18613896278324 has 48 divisors (see below), whose sum is σ = 35214168769920. Its totient is φ = 8582736919680.

The previous prime is 18613896278303. The next prime is 18613896278339. The reversal of 18613896278324 is 42387269831681.

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 15 ways as a sum of consecutive naturals, for example, 3285167 + ... + 6929654.

It is an arithmetic number, because the mean of its divisors is an integer number (733628516040).

Almost surely, 2^{18613896278324} is an apocalyptic number.

It is an amenable number.

18613896278324 is a deficient number, since it is larger than the sum of its proper divisors (16600272491596).

18613896278324 is a wasteful number, since it uses less digits than its factorization.

18613896278324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10215560 (or 10215558 counting only the distinct ones).

The product of its digits is 167215104, while the sum is 68.

The spelling of 18613896278324 in words is "eighteen trillion, six hundred thirteen billion, eight hundred ninety-six million, two hundred seventy-eight thousand, three hundred twenty-four".