36138764590 has 8 divisors (see below), whose sum is σ = 65049776280. Its totient is φ = 14455505832.

The previous prime is 36138764567. The next prime is 36138764593. The reversal of 36138764590 is 9546783163.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36138764593) 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, 1806938220 + ... + 1806938239.

It is an arithmetic number, because the mean of its divisors is an integer number (8131222035).

Almost surely, 2^36138764590 is an apocalyptic number.

36138764590 is a deficient number, since it is larger than the sum of its proper divisors (28911011690).

36138764590 is a wasteful number, since it uses less digits than its factorization.

36138764590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3613876466.

The product of its (nonzero) digits is 3265920, while the sum is 52.

The spelling of 36138764590 in words is "thirty-six billion, one hundred thirty-eight million, seven hundred sixty-four thousand, five hundred ninety".