105542163446 has 4 divisors (see below), whose sum is σ = 158313245172. Its totient is φ = 52771081722.

The previous prime is 105542163437. The next prime is 105542163449. The reversal of 105542163446 is 644361245501.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×105542163446² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105542163449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26385540860 + ... + 26385540863.

It is an arithmetic number, because the mean of its divisors is an integer number (39578311293).

Almost surely, 2^105542163446 is an apocalyptic number.

105542163446 is a deficient number, since it is larger than the sum of its proper divisors (52771081726).

105542163446 is an equidigital number, since it uses as much as digits as its factorization.

105542163446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52771081725.

The product of its (nonzero) digits is 345600, while the sum is 41.

The spelling of 105542163446 in words is "one hundred five billion, five hundred forty-two million, one hundred sixty-three thousand, four hundred forty-six".