4089379537920 has 176 divisors, whose sum is σ = 13092586453440. Its totient is φ = 1089420558336.

The previous prime is 4089379537913. The next prime is 4089379537937. The reversal of 4089379537920 is 297359739804.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15428271 + ... + 15691089.

Almost surely, 2^{4089379537920} is an apocalyptic number.

4089379537920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4089379537920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6546293226720).

4089379537920 is an abundant number, since it is smaller than the sum of its proper divisors (9003206915520).

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

4089379537920 is a wasteful number, since it uses less digits than its factorization.

4089379537920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263860 (or 263842 counting only the distinct ones).

The product of its (nonzero) digits is 102876480, while the sum is 66.

The spelling of 4089379537920 in words is "four trillion, eighty-nine billion, three hundred seventy-nine million, five hundred thirty-seven thousand, nine hundred twenty".