36666999996 has 96 divisors (see below), whose sum is σ = 94519353600. Its totient is φ = 10970488320.

The previous prime is 36666999991. The next prime is 36666999997. The reversal of 36666999996 is 69999966663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36666999991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10019215 + ... + 10022873.

It is an arithmetic number, because the mean of its divisors is an integer number (984576600).

Almost surely, 2^36666999996 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36666999996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47259676800).

36666999996 is an abundant number, since it is smaller than the sum of its proper divisors (57852353604).

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

36666999996 is a wasteful number, since it uses less digits than its factorization.

36666999996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4619 (or 4617 counting only the distinct ones).

The product of its digits is 1377495072, while the sum is 78.

The spelling of 36666999996 in words is "thirty-six billion, six hundred sixty-six million, nine hundred ninety-nine thousand, nine hundred ninety-six".