105436421624 has 8 divisors (see below), whose sum is σ = 197693290560. Its totient is φ = 52718210808.

The previous prime is 105436421611. The next prime is 105436421647. The reversal of 105436421624 is 426124634501.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×105436421624³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6589776344 + ... + 6589776359.

It is an arithmetic number, because the mean of its divisors is an integer number (24711661320).

Almost surely, 2^105436421624 is an apocalyptic number.

It is an amenable number.

105436421624 is a deficient number, since it is larger than the sum of its proper divisors (92256868936).

105436421624 is a wasteful number, since it uses less digits than its factorization.

105436421624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13179552709 (or 13179552705 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 38.

The spelling of 105436421624 in words is "one hundred five billion, four hundred thirty-six million, four hundred twenty-one thousand, six hundred twenty-four".