164371246320 has 160 divisors (see below), whose sum is σ = 523514492928. Its totient is φ = 42642356224.

The previous prime is 164371246309. The next prime is 164371246379. The reversal of 164371246320 is 23642173461.

It is a super-2 number, since 2×164371246320² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1840132 + ... + 1927388.

Almost surely, 2^164371246320 is an apocalyptic number.

164371246320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 164371246320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (261757246464).

164371246320 is an abundant number, since it is smaller than the sum of its proper divisors (359143246608).

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

164371246320 is a wasteful number, since it uses less digits than its factorization.

164371246320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87487 (or 87481 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 39.

The spelling of 164371246320 in words is "one hundred sixty-four billion, three hundred seventy-one million, two hundred forty-six thousand, three hundred twenty".