105351440606 has 4 divisors (see below), whose sum is σ = 158027160912. Its totient is φ = 52675720302.

The previous prime is 105351440573. The next prime is 105351440609. The reversal of 105351440606 is 606044153501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 606044153501 = 223 ⋅2717686787.

It is a super-2 number, since 2×105351440606² (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 (105351440609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26337860150 + ... + 26337860153.

It is an arithmetic number, because the mean of its divisors is an integer number (39506790228).

Almost surely, 2^105351440606 is an apocalyptic number.

105351440606 is a deficient number, since it is larger than the sum of its proper divisors (52675720306).

105351440606 is an equidigital number, since it uses as much as digits as its factorization.

105351440606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52675720305.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 105351440606 in words is "one hundred five billion, three hundred fifty-one million, four hundred forty thousand, six hundred six".