40444402002 has 16 divisors (see below), whose sum is σ = 83074988352. Its totient is φ = 13117103280.

The previous prime is 40444401971. The next prime is 40444402021. The reversal of 40444402002 is 20020444404.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91090774 + ... + 91091217.

It is an arithmetic number, because the mean of its divisors is an integer number (5192186772).

Almost surely, 2^40444402002 is an apocalyptic number.

40444402002 is an abundant number, since it is smaller than the sum of its proper divisors (42630586350).

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

40444402002 is a wasteful number, since it uses less digits than its factorization.

40444402002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182182033.

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 40444402002 its reverse (20020444404), we get a palindrome (60464846406).

The spelling of 40444402002 in words is "forty billion, four hundred forty-four million, four hundred two thousand, two".