438907707416923 has 8 divisors (see below), whose sum is σ = 448487135940096. Its totient is φ = 429422657500200.

The previous prime is 438907707416839. The next prime is 438907707416929. The reversal of 438907707416923 is 329614707709834.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 438907707416923 - 2⁹ = 438907707416411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (438907707416929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23594642211 + ... + 23594660812.

It is an arithmetic number, because the mean of its divisors is an integer number (56060891992512).

Almost surely, 2^{438907707416923} is an apocalyptic number.

438907707416923 is a deficient number, since it is larger than the sum of its proper divisors (9579428523173).

438907707416923 is a wasteful number, since it uses less digits than its factorization.

438907707416923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47189303225.

The product of its (nonzero) digits is 384072192, while the sum is 70.

The spelling of 438907707416923 in words is "four hundred thirty-eight trillion, nine hundred seven billion, seven hundred seven million, four hundred sixteen thousand, nine hundred twenty-three".