36666702020 has 24 divisors (see below), whose sum is σ = 82923157464. Its totient is φ = 13538474496.

The previous prime is 36666702019. The next prime is 36666702041. The reversal of 36666702020 is 2020766663.

It can be written as a sum of positive squares in 4 ways, for example, as 7283256964 + 29383445056 = 85342^2 + 171416^2 .

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 70512629 + ... + 70513148.

It is an arithmetic number, because the mean of its divisors is an integer number (3455131561).

Almost surely, 2^36666702020 is an apocalyptic number.

It is an amenable number.

36666702020 is an abundant number, since it is smaller than the sum of its proper divisors (46256455444).

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

36666702020 is a wasteful number, since it uses less digits than its factorization.

36666702020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141025799 (or 141025797 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 38.

The spelling of 36666702020 in words is "thirty-six billion, six hundred sixty-six million, seven hundred two thousand, twenty".