1138612178846 has 16 divisors (see below), whose sum is σ = 1711432136880. Its totient is φ = 568135008000.

The previous prime is 1138612178789. The next prime is 1138612178857. The reversal of 1138612178846 is 6488712168311.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1138612178791 and 1138612178800.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12425870 + ... + 12517166.

It is an arithmetic number, because the mean of its divisors is an integer number (106964508555).

Almost surely, 2^{1138612178846} is an apocalyptic number.

1138612178846 is a deficient number, since it is larger than the sum of its proper divisors (572819958034).

1138612178846 is a wasteful number, since it uses less digits than its factorization.

1138612178846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104059.

The product of its digits is 3096576, while the sum is 56.

The spelling of 1138612178846 in words is "one trillion, one hundred thirty-eight billion, six hundred twelve million, one hundred seventy-eight thousand, eight hundred forty-six".