36521113909 has 8 divisors (see below), whose sum is σ = 41752247040. Its totient is φ = 31293438576.

The previous prime is 36521113883. The next prime is 36521113973. The reversal of 36521113909 is 90931112563.

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

It is a cyclic number.

It is not a de Polignac number, because 36521113909 - 2⁵ = 36521113877 is a prime.

It is a super-2 number, since 2×36521113909² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36521119909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 841774 + ... + 884095.

It is an arithmetic number, because the mean of its divisors is an integer number (5219030880).

Almost surely, 2^36521113909 is an apocalyptic number.

It is an amenable number.

36521113909 is a deficient number, since it is larger than the sum of its proper divisors (5231133131).

36521113909 is a wasteful number, since it uses less digits than its factorization.

36521113909 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1728899.

The product of its (nonzero) digits is 43740, while the sum is 40.

The spelling of 36521113909 in words is "thirty-six billion, five hundred twenty-one million, one hundred thirteen thousand, nine hundred nine".