164017987324 has 24 divisors (see below), whose sum is σ = 287826803600. Its totient is φ = 81781933824.

The previous prime is 164017987321. The next prime is 164017987337. The reversal of 164017987324 is 423789710461.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164017987321) 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, 3950827 + ... + 3992125.

Almost surely, 2^164017987324 is an apocalyptic number.

It is an amenable number.

164017987324 is a deficient number, since it is larger than the sum of its proper divisors (123808816276).

164017987324 is a wasteful number, since it uses less digits than its factorization.

164017987324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44029 (or 44027 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 52.

The spelling of 164017987324 in words is "one hundred sixty-four billion, seventeen million, nine hundred eighty-seven thousand, three hundred twenty-four".