10447333438 has 4 divisors (see below), whose sum is σ = 15671000160. Its totient is φ = 5223666718.

The previous prime is 10447333427. The next prime is 10447333531. The reversal of 10447333438 is 83433374401.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 10447333438.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2611833358 + ... + 2611833361.

It is an arithmetic number, because the mean of its divisors is an integer number (3917750040).

Almost surely, 2^10447333438 is an apocalyptic number.

10447333438 is a deficient number, since it is larger than the sum of its proper divisors (5223666722).

10447333438 is an equidigital number, since it uses as much as digits as its factorization.

10447333438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5223666721.

The product of its (nonzero) digits is 290304, while the sum is 40.

The spelling of 10447333438 in words is "ten billion, four hundred forty-seven million, three hundred thirty-three thousand, four hundred thirty-eight".