10438578392 has 32 divisors (see below), whose sum is σ = 21355866000. Its totient is φ = 4743868800.

The previous prime is 10438578341. The next prime is 10438578427. The reversal of 10438578392 is 29387583401.

It is a self number, because there is not a number n which added to its sum of digits gives 10438578392.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 638642 + ... + 654782.

Almost surely, 2^10438578392 is an apocalyptic number.

It is an amenable number.

10438578392 is an abundant number, since it is smaller than the sum of its proper divisors (10917287608).

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

10438578392 is a wasteful number, since it uses less digits than its factorization.

10438578392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23507 (or 23503 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 50.

The spelling of 10438578392 in words is "ten billion, four hundred thirty-eight million, five hundred seventy-eight thousand, three hundred ninety-two".