105433540644 has 24 divisors (see below), whose sum is σ = 246412936000. Its totient is φ = 35087179104.

The previous prime is 105433540633. The next prime is 105433540687. The reversal of 105433540644 is 446045334501.

It is a super-2 number, since 2×105433540644² (a number of 23 digits) contains 22 as substring.

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, 7159144 + ... + 7173855.

Almost surely, 2^105433540644 is an apocalyptic number.

It is an amenable number.

105433540644 is an abundant number, since it is smaller than the sum of its proper divisors (140979395356).

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

105433540644 is a wasteful number, since it uses less digits than its factorization.

105433540644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14333619 (or 14333617 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 39.

The spelling of 105433540644 in words is "one hundred five billion, four hundred thirty-three million, five hundred forty thousand, six hundred forty-four".