36331286671936 has 63 divisors (see below), whose sum is σ = 72572147363289. Its totient is φ = 18046177413888.

The previous prime is 36331286671913. The next prime is 36331286671961. The reversal of 36331286671936 is 63917668213363.

The square root of 36331286671936 is 6027544.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 10649257422400 + 25682029249536 = 3263320^2 + 5067744^2 .

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 7570592865 + ... + 7570597663.

Almost surely, 2^{36331286671936} is an apocalyptic number.

36331286671936 is the 6027544-th square number.

It is an amenable number.

36331286671936 is a deficient number, since it is larger than the sum of its proper divisors (36240860691353).

36331286671936 is an frugal number, since it uses more digits than its factorization.

36331286671936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9924 (or 4958 counting only the distinct ones).

The product of its digits is 105815808, while the sum is 64.

36331286671936 divided by its sum of digits (64) gives a square (567676354249 = 753443²).

The spelling of 36331286671936 in words is "thirty-six trillion, three hundred thirty-one billion, two hundred eighty-six million, six hundred seventy-one thousand, nine hundred thirty-six".