106433649638 has 16 divisors (see below), whose sum is σ = 160027071984. Its totient is φ = 53091342720.

The previous prime is 106433649631. The next prime is 106433649643. The reversal of 106433649638 is 836946334601.

It is a happy number.

It is a super-2 number, since 2×106433649638² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 106433649638.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106433649631) 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, 5707706 + ... + 5726322.

It is an arithmetic number, because the mean of its divisors is an integer number (10001691999).

Almost surely, 2^106433649638 is an apocalyptic number.

106433649638 is a deficient number, since it is larger than the sum of its proper divisors (53593422346).

106433649638 is a wasteful number, since it uses less digits than its factorization.

106433649638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25207.

The product of its (nonzero) digits is 6718464, while the sum is 53.

The spelling of 106433649638 in words is "one hundred six billion, four hundred thirty-three million, six hundred forty-nine thousand, six hundred thirty-eight".