164852713680 has 80 divisors (see below), whose sum is σ = 520685781120. Its totient is φ = 43131272704.

The previous prime is 164852713661. The next prime is 164852713681. The reversal of 164852713680 is 86317258461.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164852713681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6467340 + ... + 6492779.

It is an arithmetic number, because the mean of its divisors is an integer number (6508572264).

Almost surely, 2^164852713680 is an apocalyptic number.

164852713680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

164852713680 is an abundant number, since it is smaller than the sum of its proper divisors (355833067440).

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

164852713680 is a wasteful number, since it uses less digits than its factorization.

164852713680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12960188 (or 12960182 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 51.

The spelling of 164852713680 in words is "one hundred sixty-four billion, eight hundred fifty-two million, seven hundred thirteen thousand, six hundred eighty".