4089878996 has 12 divisors (see below), whose sum is σ = 8179758048. Its totient is φ = 1752805272.

The previous prime is 4089878993. The next prime is 4089879047. The reversal of 4089878996 is 6998789804.

It is a happy number.

4089878996 is an admirable number.

It is a super-2 number, since 2×4089878996² = 33454220403843936032, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4089878993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73033526 + ... + 73033581.

It is an arithmetic number, because the mean of its divisors is an integer number (681646504).

Almost surely, 2^4089878996 is an apocalyptic number.

It is an amenable number.

4089878996 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4089878996 is a wasteful number, since it uses less digits than its factorization.

4089878996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146067118 (or 146067116 counting only the distinct ones).

The product of its (nonzero) digits is 62705664, while the sum is 68.

The square root of 4089878996 is about 63952.1617773786. The cubic root of 4089878996 is about 1599.2025969296.

The spelling of 4089878996 in words is "four billion, eighty-nine million, eight hundred seventy-eight thousand, nine hundred ninety-six".