36365142225221 has 32 divisors (see below), whose sum is σ = 40629099571200. Its totient is φ = 32392306900800.

The previous prime is 36365142225193. The next prime is 36365142225229. The reversal of 36365142225221 is 12252224156363.

It is a de Polignac number, because none of the positive numbers 2^k-36365142225221 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 (36365142225229) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3171320 + ... + 9098766.

It is an arithmetic number, because the mean of its divisors is an integer number (1269659361600).

Almost surely, 2^{36365142225221} is an apocalyptic number.

It is an amenable number.

36365142225221 is a deficient number, since it is larger than the sum of its proper divisors (4263957345979).

36365142225221 is a wasteful number, since it uses less digits than its factorization.

36365142225221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5927729.

The product of its digits is 1036800, while the sum is 44.

The spelling of 36365142225221 in words is "thirty-six trillion, three hundred sixty-five billion, one hundred forty-two million, two hundred twenty-five thousand, two hundred twenty-one".