36238825489 has 4 divisors (see below), whose sum is σ = 38370521124. Its totient is φ = 34107129856.

The previous prime is 36238825487. The next prime is 36238825537. The reversal of 36238825489 is 98452883263.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 24403126225 + 11835699264 = 156215^2 + 108792^2 .

It is a cyclic number.

It is not a de Polignac number, because 36238825489 - 2¹ = 36238825487 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36238825487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1065847792 + ... + 1065847825.

It is an arithmetic number, because the mean of its divisors is an integer number (9592630281).

Almost surely, 2^36238825489 is an apocalyptic number.

It is an amenable number.

36238825489 is a deficient number, since it is larger than the sum of its proper divisors (2131695635).

36238825489 is a wasteful number, since it uses less digits than its factorization.

36238825489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2131695634.

The product of its digits is 19906560, while the sum is 58.

The spelling of 36238825489 in words is "thirty-six billion, two hundred thirty-eight million, eight hundred twenty-five thousand, four hundred eighty-nine".