105441779524 has 9 divisors (see below), whose sum is σ = 184524250687. Its totient is φ = 52720565044.

The previous prime is 105441779507. The next prime is 105441779549. The reversal of 105441779524 is 425977144501.

The square root of 105441779524 is 324718.

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

It is a super-2 number, since 2×105441779524² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 568257 + ... + 730615.

Almost surely, 2^105441779524 is an apocalyptic number.

105441779524 is the 324718-th square number.

It is an amenable number.

105441779524 is a deficient number, since it is larger than the sum of its proper divisors (79082471163).

105441779524 is an frugal number, since it uses more digits than its factorization.

105441779524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324722 (or 162361 counting only the distinct ones).

The product of its (nonzero) digits is 1411200, while the sum is 49.

Multiplying 105441779524 by its sum of digits (49), we get a square (5166647196676 = 2273026²).

The spelling of 105441779524 in words is "one hundred five billion, four hundred forty-one million, seven hundred seventy-nine thousand, five hundred twenty-four".