36021662043412 has 48 divisors (see below), whose sum is σ = 64109693248272. Its totient is φ = 17704964551680.

The previous prime is 36021662043383. The next prime is 36021662043413. The reversal of 36021662043412 is 21434026612063.

It can be written as a sum of positive squares in 8 ways, for example, as 500491162116 + 35521170881296 = 707454^2 + 5959964^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36021662043413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4450961238 + ... + 4450969330.

It is an arithmetic number, because the mean of its divisors is an integer number (1335618609339).

Almost surely, 2^{36021662043412} is an apocalyptic number.

It is an amenable number.

36021662043412 is a deficient number, since it is larger than the sum of its proper divisors (28088031204860).

36021662043412 is a wasteful number, since it uses less digits than its factorization.

36021662043412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16828 (or 16826 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 40.

Adding to 36021662043412 its reverse (21434026612063), we get a palindrome (57455688655475).

The spelling of 36021662043412 in words is "thirty-six trillion, twenty-one billion, six hundred sixty-two million, forty-three thousand, four hundred twelve".