20537810718422 has 8 divisors (see below), whose sum is σ = 30807014472000. Its totient is φ = 10268805894424.

The previous prime is 20537810718419. The next prime is 20537810718449. The reversal of 20537810718422 is 22481701873502.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49474022 + ... + 49887417.

It is an arithmetic number, because the mean of its divisors is an integer number (3850876809000).

Almost surely, 2^{20537810718422} is an apocalyptic number.

20537810718422 is a deficient number, since it is larger than the sum of its proper divisors (10269203753578).

20537810718422 is a wasteful number, since it uses less digits than its factorization.

20537810718422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99464790.

The product of its (nonzero) digits is 1505280, while the sum is 50.

The spelling of 20537810718422 in words is "twenty trillion, five hundred thirty-seven billion, eight hundred ten million, seven hundred eighteen thousand, four hundred twenty-two".