164421102624500 has 48 divisors (see below), whose sum is σ = 359096969719488. Its totient is φ = 65768206327200.

The previous prime is 164421102624491. The next prime is 164421102624529. The reversal of 164421102624500 is 5426201124461.

164421102624500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×164421102624500³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230797847 + ... + 231509153.

It is an arithmetic number, because the mean of its divisors is an integer number (7481186869156).

Almost surely, 2^{164421102624500} is an apocalyptic number.

164421102624500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

164421102624500 is an abundant number, since it is smaller than the sum of its proper divisors (194675867094988).

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

164421102624500 is a wasteful number, since it uses less digits than its factorization.

164421102624500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1173633 (or 1173621 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 38.

Adding to 164421102624500 its reverse (5426201124461), we get a palindrome (169847303748961).

The spelling of 164421102624500 in words is "one hundred sixty-four trillion, four hundred twenty-one billion, one hundred two million, six hundred twenty-four thousand, five hundred".