36231980409 has 27 divisors (see below), whose sum is σ = 53184022437. Its totient is φ = 23769010584.

The previous prime is 36231980359. The next prime is 36231980423. The reversal of 36231980409 is 90408913263.

It is a happy number.

The square root of 36231980409 is 190347.

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

36231980409 is a `hidden beast` number, since 3 + 6 + 231 + 9 + 8 + 0 + 409 = 666.

36231980409 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 36231980409 - 2³⁵ = 1872242041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36231980429) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 38259274 + ... + 38260220.

Almost surely, 2^36231980409 is an apocalyptic number.

36231980409 is the 190347-th square number.

36231980409 is the 95174-th centered octagonal number.

It is an amenable number.

36231980409 is a deficient number, since it is larger than the sum of its proper divisors (16952042028).

36231980409 is an frugal number, since it uses more digits than its factorization.

36231980409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2034 (or 1017 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The spelling of 36231980409 in words is "thirty-six billion, two hundred thirty-one million, nine hundred eighty thousand, four hundred nine".