10861391524 has 27 divisors (see below), whose sum is σ = 19226213643. Its totient is φ = 5368894488.

The previous prime is 10861391521. The next prime is 10861391533. The reversal of 10861391524 is 42519316801.

The square root of 10861391524 is 104218.

It is a perfect power (a square), and thus also a powerful number.

10861391524 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10861391521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 22302409 + ... + 22302895.

Almost surely, 2^10861391524 is an apocalyptic number.

10861391524 is the 104218-th square number.

It is an amenable number.

10861391524 is a deficient number, since it is larger than the sum of its proper divisors (8364822119).

10861391524 is an frugal number, since it uses more digits than its factorization.

10861391524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1192 (or 596 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 40.

The spelling of 10861391524 in words is "ten billion, eight hundred sixty-one million, three hundred ninety-one thousand, five hundred twenty-four".