10856306641 has 8 divisors (see below), whose sum is σ = 11805586920. Its totient is φ = 9941545728.

The previous prime is 10856306627. The next prime is 10856306663. The reversal of 10856306641 is 14660365801.

It can be written as a sum of positive squares in 4 ways, for example, as 5497481025 + 5358825616 = 74145^2 + 73204^2 .

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 10856306641 - 2⁹ = 10856306129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10856306594 and 10856306603.

It is not an unprimeable number, because it can be changed into a prime (10856306941) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8629186 + ... + 8630443.

It is an arithmetic number, because the mean of its divisors is an integer number (1475698365).

Almost surely, 2^10856306641 is an apocalyptic number.

It is an amenable number.

10856306641 is a deficient number, since it is larger than the sum of its proper divisors (949280279).

10856306641 is a wasteful number, since it uses less digits than its factorization.

10856306641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17259683.

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 10856306641 in words is "ten billion, eight hundred fifty-six million, three hundred six thousand, six hundred forty-one".