164346240446 has 8 divisors (see below), whose sum is σ = 246571570344. Its totient is φ = 82155717000.

The previous prime is 164346240389. The next prime is 164346240481. The reversal of 164346240446 is 644042643461.

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

It is a junction number, because it is equal to n+sod(n) for n = 164346240397 and 164346240406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8689805 + ... + 8708696.

It is an arithmetic number, because the mean of its divisors is an integer number (30821446293).

Almost surely, 2^164346240446 is an apocalyptic number.

164346240446 is a deficient number, since it is larger than the sum of its proper divisors (82225329898).

164346240446 is a wasteful number, since it uses less digits than its factorization.

164346240446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17403226.

The product of its (nonzero) digits is 1327104, while the sum is 44.

The spelling of 164346240446 in words is "one hundred sixty-four billion, three hundred forty-six million, two hundred forty thousand, four hundred forty-six".