20093406557112 has 256 divisors, whose sum is σ = 65280470323200. Its totient is φ = 5606738766720.

The previous prime is 20093406557101. The next prime is 20093406557113. The reversal of 20093406557112 is 21175560439002.

20093406557112 is a `hidden beast` number, since 2 + 0 + 0 + 9 + 3 + 4 + 0 + 65 + 571 + 12 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20093406557113) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 684668823 + ... + 684698169.

It is an arithmetic number, because the mean of its divisors is an integer number (255001837200).

Almost surely, 2^{20093406557112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20093406557112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32640235161600).

20093406557112 is an abundant number, since it is smaller than the sum of its proper divisors (45187063766088).

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

20093406557112 is a wasteful number, since it uses less digits than its factorization.

20093406557112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39943 (or 39933 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The spelling of 20093406557112 in words is "twenty trillion, ninety-three billion, four hundred six million, five hundred fifty-seven thousand, one hundred twelve".