4536050631221 has 4 divisors (see below), whose sum is σ = 4538538867072. Its totient is φ = 4533562395372.

The previous prime is 4536050631173. The next prime is 4536050631293. The reversal of 4536050631221 is 1221360506354.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4536050631221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4536050931221) 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 3 ways as a sum of consecutive naturals, for example, 1244115191 + ... + 1244118836.

It is an arithmetic number, because the mean of its divisors is an integer number (1134634716768).

Almost surely, 2^{4536050631221} is an apocalyptic number.

It is an amenable number.

4536050631221 is a deficient number, since it is larger than the sum of its proper divisors (2488235851).

4536050631221 is a wasteful number, since it uses less digits than its factorization.

4536050631221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2488235850.

The product of its (nonzero) digits is 129600, while the sum is 38.

The spelling of 4536050631221 in words is "four trillion, five hundred thirty-six billion, fifty million, six hundred thirty-one thousand, two hundred twenty-one".