20373643621224 has 192 divisors, whose sum is σ = 58201637208000. Its totient is φ = 6420623293440.

The previous prime is 20373643621211. The next prime is 20373643621231. The reversal of 20373643621224 is 42212634637302.

20373643621224 is a `hidden beast` number, since 2 + 0 + 3 + 7 + 3 + 64 + 362 + 1 + 224 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 20373643621224.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 2978164044 + ... + 2978170884.

It is an arithmetic number, because the mean of its divisors is an integer number (303133527125).

Almost surely, 2^{20373643621224} is an apocalyptic number.

20373643621224 is a gapful number since it is divisible by the number (24) 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 20373643621224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29100818604000).

20373643621224 is an abundant number, since it is smaller than the sum of its proper divisors (37827993586776).

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

20373643621224 is a wasteful number, since it uses less digits than its factorization.

20373643621224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11008 (or 11001 counting only the distinct ones).

The product of its (nonzero) digits is 1741824, while the sum is 45.

The spelling of 20373643621224 in words is "twenty trillion, three hundred seventy-three billion, six hundred forty-three million, six hundred twenty-one thousand, two hundred twenty-four".