20040555333132 has 192 divisors, whose sum is σ = 53321808798720. Its totient is φ = 6588819806400.

The previous prime is 20040555333109. The next prime is 20040555333157. The reversal of 20040555333132 is 23133355504002.

20040555333132 is a `hidden beast` number, since 2 + 0 + 0 + 40 + 5 + 553 + 3 + 31 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 232330003 + ... + 232416245.

It is an arithmetic number, because the mean of its divisors is an integer number (277717754160).

Almost surely, 2^{20040555333132} 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 20040555333132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26660904399360).

20040555333132 is an abundant number, since it is smaller than the sum of its proper divisors (33281253465588).

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

20040555333132 is a wasteful number, since it uses less digits than its factorization.

20040555333132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86632 (or 86612 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 36.

The spelling of 20040555333132 in words is "twenty trillion, forty billion, five hundred fifty-five million, three hundred thirty-three thousand, one hundred thirty-two".