36440472242213 has 4 divisors (see below), whose sum is σ = 39243585491628. Its totient is φ = 33637358992800.

The previous prime is 36440472242143. The next prime is 36440472242287. The reversal of 36440472242213 is 31224227404463.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17107505198884 + 19332967043329 = 4136122^2 + 4396927^2 .

It is a cyclic number.

It is not a de Polignac number, because 36440472242213 - 2¹⁶ = 36440472176677 is a prime.

It is a super-2 number, since 2×36440472242213² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36440472242513) 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 3 ways as a sum of consecutive naturals, for example, 1401556624688 + ... + 1401556624713.

It is an arithmetic number, because the mean of its divisors is an integer number (9810896372907).

Almost surely, 2^{36440472242213} is an apocalyptic number.

It is an amenable number.

36440472242213 is a deficient number, since it is larger than the sum of its proper divisors (2803113249415).

36440472242213 is a wasteful number, since it uses less digits than its factorization.

36440472242213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2803113249414.

The product of its (nonzero) digits is 1548288, while the sum is 44.

Adding to 36440472242213 its reverse (31224227404463), we get a palindrome (67664699646676).

The spelling of 36440472242213 in words is "thirty-six trillion, four hundred forty billion, four hundred seventy-two million, two hundred forty-two thousand, two hundred thirteen".