439099909380 has 72 divisors (see below), whose sum is σ = 1453021524864. Its totient is φ = 106448462400.

The previous prime is 439099909363. The next prime is 439099909387. The reversal of 439099909380 is 83909990934.

It is not an unprimeable number, because it can be changed into a prime (439099909387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 110881836 + ... + 110885795.

It is an arithmetic number, because the mean of its divisors is an integer number (20180854512).

Almost surely, 2^439099909380 is an apocalyptic number.

It is an amenable number.

439099909380 is an abundant number, since it is smaller than the sum of its proper divisors (1013921615484).

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

439099909380 is a wasteful number, since it uses less digits than its factorization.

439099909380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221767657 (or 221767652 counting only the distinct ones).

The product of its (nonzero) digits is 17006112, while the sum is 63.

The spelling of 439099909380 in words is "four hundred thirty-nine billion, ninety-nine million, nine hundred nine thousand, three hundred eighty".