2440000402002 has 48 divisors (see below), whose sum is σ = 5454598631040. Its totient is φ = 787886420256.

The previous prime is 2440000401941. The next prime is 2440000402009. The reversal of 2440000402002 is 2002040000442.

2440000402002 is a `hidden beast` number, since 24 + 400 + 0 + 0 + 40 + 200 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (2440000402009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16112308 + ... + 16263039.

It is an arithmetic number, because the mean of its divisors is an integer number (113637471480).

Almost surely, 2^{2440000402002} is an apocalyptic number.

2440000402002 is an abundant number, since it is smaller than the sum of its proper divisors (3014598229038).

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

2440000402002 is a wasteful number, since it uses less digits than its factorization.

2440000402002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32375487 (or 32375484 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 2440000402002 its reverse (2002040000442), we get a palindrome (4442040402444).

The spelling of 2440000402002 in words is "two trillion, four hundred forty billion, four hundred two thousand, two".