106643453443 has 8 divisors (see below), whose sum is σ = 108684002448. Its totient is φ = 104603956704.

The previous prime is 106643453393. The next prime is 106643453461. The reversal of 106643453443 is 344354346601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 106643453443 - 2⁹ = 106643452931 is a prime.

It is a super-2 number, since 2×106643453443² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 106643453443.

It is not an unprimeable number, because it can be changed into a prime (106643453473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56905 + ... + 465322.

It is an arithmetic number, because the mean of its divisors is an integer number (13585500306).

Almost surely, 2^106643453443 is an apocalyptic number.

106643453443 is a deficient number, since it is larger than the sum of its proper divisors (2040549005).

106643453443 is an equidigital number, since it uses as much as digits as its factorization.

106643453443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526133.

The product of its (nonzero) digits is 1244160, while the sum is 43.

The spelling of 106643453443 in words is "one hundred six billion, six hundred forty-three million, four hundred fifty-three thousand, four hundred forty-three".