20633146043152 has 80 divisors (see below), whose sum is σ = 42000296773248. Its totient is φ = 9800718428160.

The previous prime is 20633146043141. The next prime is 20633146043173. The reversal of 20633146043152 is 25134064133602.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32768763 + ... + 33392485.

Almost surely, 2^{20633146043152} 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 20633146043152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21000148386624).

20633146043152 is an abundant number, since it is smaller than the sum of its proper divisors (21367150730096).

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

20633146043152 is a wasteful number, since it uses less digits than its factorization.

20633146043152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624368 (or 624362 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 20633146043152 in words is "twenty trillion, six hundred thirty-three billion, one hundred forty-six million, forty-three thousand, one hundred fifty-two".