36361634021 has 16 divisors (see below), whose sum is σ = 38424624000. Its totient is φ = 34358385600.

The previous prime is 36361634003. The next prime is 36361634027. The reversal of 36361634021 is 12043616363.

It is a cyclic number.

It is not a de Polignac number, because 36361634021 - 2³⁰ = 35287892197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36361634027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 300386 + ... + 403676.

It is an arithmetic number, because the mean of its divisors is an integer number (2401539000).

Almost surely, 2^36361634021 is an apocalyptic number.

It is an amenable number.

36361634021 is a deficient number, since it is larger than the sum of its proper divisors (2062989979).

36361634021 is a wasteful number, since it uses less digits than its factorization.

36361634021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103580.

The product of its (nonzero) digits is 46656, while the sum is 35.

The spelling of 36361634021 in words is "thirty-six billion, three hundred sixty-one million, six hundred thirty-four thousand, twenty-one".