40040344302 has 32 divisors (see below), whose sum is σ = 91526775552. Its totient is φ = 11439349824.

The previous prime is 40040344297. The next prime is 40040344343. The reversal of 40040344302 is 20344304004.

It is a happy number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 1106833 + ... + 1142435.

It is an arithmetic number, because the mean of its divisors is an integer number (2860211736).

Almost surely, 2^40040344302 is an apocalyptic number.

40040344302 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

40040344302 is an abundant number, since it is smaller than the sum of its proper divisors (51486431250).

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

40040344302 is a wasteful number, since it uses less digits than its factorization.

40040344302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62392.

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 40040344302 its reverse (20344304004), we get a palindrome (60384648306).

The spelling of 40040344302 in words is "forty billion, forty million, three hundred forty-four thousand, three hundred two".