10439671656 has 64 divisors (see below), whose sum is σ = 26867738880. Its totient is φ = 3377859840.

The previous prime is 10439671651. The next prime is 10439671667. The reversal of 10439671656 is 65617693401.

10439671656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (10439671651) 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 15 ways as a sum of consecutive naturals, for example, 369090 + ... + 396366.

It is an arithmetic number, because the mean of its divisors is an integer number (419808420).

Almost surely, 2^10439671656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10439671656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13433869440).

10439671656 is an abundant number, since it is smaller than the sum of its proper divisors (16428067224).

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

10439671656 is a wasteful number, since it uses less digits than its factorization.

10439671656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27754 (or 27750 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 48.

The spelling of 10439671656 in words is "ten billion, four hundred thirty-nine million, six hundred seventy-one thousand, six hundred fifty-six".