10581441391618 has 8 divisors (see below), whose sum is σ = 15890553934848. Its totient is φ = 5284590080004.

The previous prime is 10581441391613. The next prime is 10581441391627. The reversal of 10581441391618 is 81619314418501.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×10581441391618² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10581441391613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3065305746 + ... + 3065309197.

It is an arithmetic number, because the mean of its divisors is an integer number (1986319241856).

Almost surely, 2^{10581441391618} is an apocalyptic number.

10581441391618 is a deficient number, since it is larger than the sum of its proper divisors (5309112543230).

10581441391618 is an equidigital number, since it uses as much as digits as its factorization.

10581441391618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6130615808.

The product of its (nonzero) digits is 829440, while the sum is 52.

The spelling of 10581441391618 in words is "ten trillion, five hundred eighty-one billion, four hundred forty-one million, three hundred ninety-one thousand, six hundred eighteen".