164441428743 has 8 divisors (see below), whose sum is σ = 225181055728. Its totient is φ = 106664710464.

The previous prime is 164441428733. The next prime is 164441428759. The reversal of 164441428743 is 347824144461.

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

It is not a de Polignac number, because 164441428743 - 2¹² = 164441424647 is a prime.

It is a super-3 number, since 3×164441428743³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 164441428692 and 164441428701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164441428733) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 740727046 + ... + 740727267.

It is an arithmetic number, because the mean of its divisors is an integer number (28147631966).

Almost surely, 2^164441428743 is an apocalyptic number.

164441428743 is a deficient number, since it is larger than the sum of its proper divisors (60739626985).

164441428743 is a wasteful number, since it uses less digits than its factorization.

164441428743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1481454353.

The product of its digits is 2064384, while the sum is 48.

The spelling of 164441428743 in words is "one hundred sixty-four billion, four hundred forty-one million, four hundred twenty-eight thousand, seven hundred forty-three".