36681740722012 has 12 divisors (see below), whose sum is σ = 67969107808560. Its totient is φ = 17261995633856.

The previous prime is 36681740721979. The next prime is 36681740722019. The reversal of 36681740722012 is 21022704718663.

It is a super-2 number, since 2×36681740722012² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36681740722019) 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 3 ways as a sum of consecutive naturals, for example, 269718681712 + ... + 269718681847.

It is an arithmetic number, because the mean of its divisors is an integer number (5664092317380).

Almost surely, 2^{36681740722012} is an apocalyptic number.

It is an amenable number.

36681740722012 is a deficient number, since it is larger than the sum of its proper divisors (31287367086548).

36681740722012 is a wasteful number, since it uses less digits than its factorization.

36681740722012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539437363580 (or 539437363578 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 49.

The spelling of 36681740722012 in words is "thirty-six trillion, six hundred eighty-one billion, seven hundred forty million, seven hundred twenty-two thousand, twelve".