36681319979379 has 6 divisors (see below), whose sum is σ = 52984128859116. Its totient is φ = 24454213319580.

The previous prime is 36681319979333. The next prime is 36681319979393. The reversal of 36681319979379 is 97397991318663.

36681319979379 is a `hidden beast` number, since 3 + 6 + 68 + 1 + 31 + 99 + 79 + 379 = 666.

It is not a de Polignac number, because 36681319979379 - 2¹¹ = 36681319977331 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 36681319979298 and 36681319979307.

It is not an unprimeable number, because it can be changed into a prime (36681319975379) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 2037851109957 + ... + 2037851109974.

It is an arithmetic number, because the mean of its divisors is an integer number (8830688143186).

Almost surely, 2^{36681319979379} is an apocalyptic number.

36681319979379 is a deficient number, since it is larger than the sum of its proper divisors (16302808879737).

36681319979379 is a wasteful number, since it uses less digits than its factorization.

36681319979379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4075702219937 (or 4075702219934 counting only the distinct ones).

The product of its digits is 2499898464, while the sum is 81.

The spelling of 36681319979379 in words is "thirty-six trillion, six hundred eighty-one billion, three hundred nineteen million, nine hundred seventy-nine thousand, three hundred seventy-nine".