10661839135719 has 8 divisors (see below), whose sum is σ = 14223147399552. Its totient is φ = 7104211814520.

The previous prime is 10661839135679. The next prime is 10661839135721. The reversal of 10661839135719 is 91753193816601.

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

It is not a de Polignac number, because 10661839135719 - 2¹² = 10661839131623 is a prime.

It is a super-2 number, since 2×10661839135719² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10661839135769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 920228899 + ... + 920240484.

It is an arithmetic number, because the mean of its divisors is an integer number (1777893424944).

Almost surely, 2^{10661839135719} is an apocalyptic number.

10661839135719 is a deficient number, since it is larger than the sum of its proper divisors (3561308263833).

10661839135719 is a wasteful number, since it uses less digits than its factorization.

10661839135719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1840471317.

The product of its (nonzero) digits is 7348320, while the sum is 60.

The spelling of 10661839135719 in words is "ten trillion, six hundred sixty-one billion, eight hundred thirty-nine million, one hundred thirty-five thousand, seven hundred nineteen".