36442207665 has 32 divisors (see below), whose sum is σ = 64796630400. Its totient is φ = 19432699200.

The previous prime is 36442207663. The next prime is 36442207667. The reversal of 36442207665 is 56670224463.

36442207665 is a `hidden beast` number, since 364 + 4 + 220 + 7 + 6 + 65 = 666.

It is an interprime number because it is at equal distance from previous prime (36442207663) and next prime (36442207667).

It is not a de Polignac number, because 36442207665 - 2¹ = 36442207663 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 36442207665.

It is not an unprimeable number, because it can be changed into a prime (36442207663) 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, 987771 + ... + 1023999.

It is an arithmetic number, because the mean of its divisors is an integer number (2024894700).

Almost surely, 2^36442207665 is an apocalyptic number.

It is an amenable number.

36442207665 is a deficient number, since it is larger than the sum of its proper divisors (28354422735).

36442207665 is a wasteful number, since it uses less digits than its factorization.

36442207665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43694 (or 43688 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 45.

The spelling of 36442207665 in words is "thirty-six billion, four hundred forty-two million, two hundred seven thousand, six hundred sixty-five".