10391041536 has 80 divisors (see below), whose sum is σ = 27713070000. Its totient is φ = 3459842048.

The previous prime is 10391041481. The next prime is 10391041543. The reversal of 10391041536 is 63514019301.

It is a junction number, because it is equal to n+sod(n) for n = 10391041497 and 10391041506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1608040 + ... + 1614488.

It is an arithmetic number, because the mean of its divisors is an integer number (346413375).

Almost surely, 2^10391041536 is an apocalyptic number.

10391041536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10391041536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13856535000).

10391041536 is an abundant number, since it is smaller than the sum of its proper divisors (17322028464).

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

10391041536 is an equidigital number, since it uses as much as digits as its factorization.

10391041536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7519 (or 7503 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 33.

The spelling of 10391041536 in words is "ten billion, three hundred ninety-one million, forty-one thousand, five hundred thirty-six".