36051998409 has 24 divisors (see below), whose sum is σ = 59532467072. Its totient is φ = 20594891520.

The previous prime is 36051998407. The next prime is 36051998417. The reversal of 36051998409 is 90489915063.

36051998409 is a `hidden beast` number, since 36 + 0 + 519 + 98 + 4 + 0 + 9 = 666.

It is not a de Polignac number, because 36051998409 - 2¹ = 36051998407 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36051998407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 126612 + ... + 296874.

Almost surely, 2^36051998409 is an apocalyptic number.

It is an amenable number.

36051998409 is a deficient number, since it is larger than the sum of its proper divisors (23480468663).

36051998409 is a wasteful number, since it uses less digits than its factorization.

36051998409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173637 (or 173634 counting only the distinct ones).

The product of its (nonzero) digits is 2099520, while the sum is 54.

The spelling of 36051998409 in words is "thirty-six billion, fifty-one million, nine hundred ninety-eight thousand, four hundred nine".