40439081202 has 32 divisors (see below), whose sum is σ = 87129087360. Its totient is φ = 12438576000.

The previous prime is 40439081197. The next prime is 40439081209. The reversal of 40439081202 is 20218093404.

It is not an unprimeable number, because it can be changed into a prime (40439081209) by changing a digit.

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, 147699 + ... + 320457.

It is an arithmetic number, because the mean of its divisors is an integer number (2722783980).

Almost surely, 2^40439081202 is an apocalyptic number.

40439081202 is an abundant number, since it is smaller than the sum of its proper divisors (46690006158).

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

40439081202 is a wasteful number, since it uses less digits than its factorization.

40439081202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175778.

The product of its (nonzero) digits is 13824, while the sum is 33.

The spelling of 40439081202 in words is "forty billion, four hundred thirty-nine million, eighty-one thousand, two hundred two".