10091963647 has 8 divisors (see below), whose sum is σ = 10495952720. Its totient is φ = 9695669760.

The previous prime is 10091963627. The next prime is 10091963653. The reversal of 10091963647 is 74636919001.

It is a happy number.

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 10091963647 - 2¹¹ = 10091961599 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10091963597 and 10091963606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10091963617) 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 7 ways as a sum of consecutive naturals, for example, 1921122 + ... + 1926367.

It is an arithmetic number, because the mean of its divisors is an integer number (1311994090).

Almost surely, 2^10091963647 is an apocalyptic number.

10091963647 is a deficient number, since it is larger than the sum of its proper divisors (403989073).

10091963647 is an equidigital number, since it uses as much as digits as its factorization.

10091963647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3847593.

The product of its (nonzero) digits is 244944, while the sum is 46.

The spelling of 10091963647 in words is "ten billion, ninety-one million, nine hundred sixty-three thousand, six hundred forty-seven".