106424044642 has 4 divisors (see below), whose sum is σ = 159636066966. Its totient is φ = 53212022320.

The previous prime is 106424044627. The next prime is 106424044673. The reversal of 106424044642 is 246440424601.

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

It can be written as a sum of positive squares in only one way, i.e., 106380997921 + 43046721 = 326161^2 + 6561^2 .

It is a super-2 number, since 2×106424044642² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26606011159 + ... + 26606011162.

Almost surely, 2^106424044642 is an apocalyptic number.

106424044642 is a deficient number, since it is larger than the sum of its proper divisors (53212022324).

106424044642 is an equidigital number, since it uses as much as digits as its factorization.

106424044642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53212022323.

The product of its (nonzero) digits is 147456, while the sum is 37.

The spelling of 106424044642 in words is "one hundred six billion, four hundred twenty-four million, forty-four thousand, six hundred forty-two".