20372182573 has 8 divisors (see below), whose sum is σ = 20936577888. Its totient is φ = 19808513424.

The previous prime is 20372182561. The next prime is 20372182639. The reversal of 20372182573 is 37528127302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20372182573 - 2¹⁷ = 20372051501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20372182973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124411 + ... + 237112.

It is an arithmetic number, because the mean of its divisors is an integer number (2617072236).

Almost surely, 2^20372182573 is an apocalyptic number.

It is an amenable number.

20372182573 is a deficient number, since it is larger than the sum of its proper divisors (564395315).

20372182573 is a wasteful number, since it uses less digits than its factorization.

20372182573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363083.

The product of its (nonzero) digits is 141120, while the sum is 40.

The spelling of 20372182573 in words is "twenty billion, three hundred seventy-two million, one hundred eighty-two thousand, five hundred seventy-three".