164996544 has 56 divisors (see below), whose sum is σ = 451622160. Its totient is φ = 53100544.

The previous prime is 164996527. The next prime is 164996567. The reversal of 164996544 is 445699461.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 164996493 and 164996502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9249 + ... + 20384.

Almost surely, 2^164996544 is an apocalyptic number.

It is an amenable number.

164996544 is an abundant number, since it is smaller than the sum of its proper divisors (286625616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

164996544 is a wasteful number, since it uses less digits than its factorization.

164996544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29677 (or 29667 counting only the distinct ones).

The product of its digits is 933120, while the sum is 48.

The square root of 164996544 is about 12845.0980533432. The cubic root of 164996544 is about 548.4768258243.

The spelling of 164996544 in words is "one hundred sixty-four million, nine hundred ninety-six thousand, five hundred forty-four".