36440002002 has 32 divisors (see below), whose sum is σ = 74196054720. Its totient is φ = 11927977920.

The previous prime is 36440001947. The next prime is 36440002013. The reversal of 36440002002 is 20020004463.

It is a self number, because there is not a number n which added to its sum of digits gives 36440002002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143149 + ... + 305567.

It is an arithmetic number, because the mean of its divisors is an integer number (2318626710).

Almost surely, 2^36440002002 is an apocalyptic number.

36440002002 is an abundant number, since it is smaller than the sum of its proper divisors (37756052718).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36440002002 is a wasteful number, since it uses less digits than its factorization.

36440002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163098.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 36440002002 its reverse (20020004463), we get a palindrome (56460006465).

The spelling of 36440002002 in words is "thirty-six billion, four hundred forty million, two thousand, two".