40244444002 has 16 divisors (see below), whose sum is σ = 70458359040. Its totient is φ = 16880647968.

The previous prime is 40244443973. The next prime is 40244444011. The reversal of 40244444002 is 20044444204.

It is a super-2 number, since 2×40244444002² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 30580227 + ... + 30581542.

It is an arithmetic number, because the mean of its divisors is an integer number (4403647440).

Almost surely, 2^40244444002 is an apocalyptic number.

40244444002 is a deficient number, since it is larger than the sum of its proper divisors (30213915038).

40244444002 is a wasteful number, since it uses less digits than its factorization.

40244444002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61161825.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 40244444002 its reverse (20044444204), we get a palindrome (60288888206).

The spelling of 40244444002 in words is "forty billion, two hundred forty-four million, four hundred forty-four thousand, two".