4040879616 has 80 divisors (see below), whose sum is σ = 11961325200. Its totient is φ = 1346955264.

The previous prime is 4040879611. The next prime is 4040879629. The reversal of 4040879616 is 6169780404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4040879611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132331 + ... + 159978.

It is an arithmetic number, because the mean of its divisors is an integer number (149516565).

Almost surely, 2^4040879616 is an apocalyptic number.

It is an amenable number.

4040879616 is an abundant number, since it is smaller than the sum of its proper divisors (7920445584).

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

4040879616 is an equidigital number, since it uses as much as digits as its factorization.

4040879616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292336 (or 292314 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The square root of 4040879616 is about 63567.9134154960. The cubic root of 4040879616 is about 1592.7904292669.

The spelling of 4040879616 in words is "four billion, forty million, eight hundred seventy-nine thousand, six hundred sixteen".