439456338940 has 48 divisors (see below), whose sum is σ = 954755786880. Its totient is φ = 169707776000.

The previous prime is 439456338929. The next prime is 439456338947. The reversal of 439456338940 is 49833654934.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (439456338947) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10763565 + ... + 10804315.

It is an arithmetic number, because the mean of its divisors is an integer number (19890745560).

Almost surely, 2^439456338940 is an apocalyptic number.

It is an amenable number.

439456338940 is an abundant number, since it is smaller than the sum of its proper divisors (515299447940).

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

439456338940 is a wasteful number, since it uses less digits than its factorization.

439456338940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59382 (or 59380 counting only the distinct ones).

The product of its (nonzero) digits is 33592320, while the sum is 58.

The spelling of 439456338940 in words is "four hundred thirty-nine billion, four hundred fifty-six million, three hundred thirty-eight thousand, nine hundred forty".