164246498644 has 6 divisors (see below), whose sum is σ = 287431372634. Its totient is φ = 82123249320.

The previous prime is 164246498641. The next prime is 164246498651. The reversal of 164246498644 is 446894642461.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 163225696144 + 1020802500 = 404012^2 + 31950^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164246498641) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20530812327 + ... + 20530812334.

Almost surely, 2^164246498644 is an apocalyptic number.

It is an amenable number.

164246498644 is a deficient number, since it is larger than the sum of its proper divisors (123184873990).

164246498644 is a wasteful number, since it uses less digits than its factorization.

164246498644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41061624665 (or 41061624663 counting only the distinct ones).

The product of its digits is 31850496, while the sum is 58.

The spelling of 164246498644 in words is "one hundred sixty-four billion, two hundred forty-six million, four hundred ninety-eight thousand, six hundred forty-four".