20164672194360 has 128 divisors (see below), whose sum is σ = 60951942097920. Its totient is φ = 5336562516992.

The previous prime is 20164672194301. The next prime is 20164672194367. The reversal of 20164672194360 is 6349127646102.

It is a super-2 number, since 2×20164672194360² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20164672194367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61766677 + ... + 62092283.

It is an arithmetic number, because the mean of its divisors is an integer number (476187047640).

Almost surely, 2^{20164672194360} is an apocalyptic number.

20164672194360 is a gapful number since it is divisible by the number (20) 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 20164672194360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30475971048960).

20164672194360 is an abundant number, since it is smaller than the sum of its proper divisors (40787269903560).

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

20164672194360 is a wasteful number, since it uses less digits than its factorization.

20164672194360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329525 (or 329521 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 51.

The spelling of 20164672194360 in words is "twenty trillion, one hundred sixty-four billion, six hundred seventy-two million, one hundred ninety-four thousand, three hundred sixty".