10486644381 has 36 divisors (see below), whose sum is σ = 15776656896. Its totient is φ = 6711601680.

The previous prime is 10486644373. The next prime is 10486644391. The reversal of 10486644381 is 18344668401.

It is not a de Polignac number, because 10486644381 - 2³ = 10486644373 is a prime.

It is a super-2 number, since 2×10486644381² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10486644391) by changing a digit.

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 in 35 ways as a sum of consecutive naturals, for example, 1093650 + ... + 1103196.

Almost surely, 2^10486644381 is an apocalyptic number.

It is an amenable number.

10486644381 is a deficient number, since it is larger than the sum of its proper divisors (5290012515).

10486644381 is a wasteful number, since it uses less digits than its factorization.

10486644381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9742 (or 9708 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 45.

The spelling of 10486644381 in words is "ten billion, four hundred eighty-six million, six hundred forty-four thousand, three hundred eighty-one".