20016233144244 has 72 divisors (see below), whose sum is σ = 50759587831680. Its totient is φ = 6650605685952.

The previous prime is 20016233144231. The next prime is 20016233144263. The reversal of 20016233144244 is 44244133261002.

20016233144244 is a `hidden beast` number, since 2 + 0 + 0 + 1 + 623 + 3 + 1 + 4 + 4 + 24 + 4 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 20016233144199 and 20016233144208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21145009 + ... + 22071335.

It is an arithmetic number, because the mean of its divisors is an integer number (704994275440).

Almost surely, 2^{20016233144244} is an apocalyptic number.

It is an amenable number.

20016233144244 is an abundant number, since it is smaller than the sum of its proper divisors (30743354687436).

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

20016233144244 is a wasteful number, since it uses less digits than its factorization.

20016233144244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 928269 (or 928264 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

The spelling of 20016233144244 in words is "twenty trillion, sixteen billion, two hundred thirty-three million, one hundred forty-four thousand, two hundred forty-four".