106423442551 has 8 divisors (see below), whose sum is σ = 113799326544. Its totient is φ = 99171523200.

The previous prime is 106423442537. The next prime is 106423442569. The reversal of 106423442551 is 155244324601.

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 106423442551 - 2⁵ = 106423442519 is a prime.

It is a super-3 number, since 3×106423442551³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 106423442551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106423442501) 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, 30989385 + ... + 30992818.

It is an arithmetic number, because the mean of its divisors is an integer number (14224915818).

Almost surely, 2^106423442551 is an apocalyptic number.

106423442551 is a deficient number, since it is larger than the sum of its proper divisors (7375883993).

106423442551 is a wasteful number, since it uses less digits than its factorization.

106423442551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61982321.

The product of its (nonzero) digits is 115200, while the sum is 37.

The spelling of 106423442551 in words is "one hundred six billion, four hundred twenty-three million, four hundred forty-two thousand, five hundred fifty-one".