20116163757672 has 224 divisors, whose sum is σ = 58490015040000. Its totient is φ = 6476306762880.

The previous prime is 20116163757629. The next prime is 20116163757709. The reversal of 20116163757672 is 27675736161102.

20116163757672 is a `hidden beast` number, since 2 + 0 + 1 + 1 + 6 + 1 + 63 + 7 + 576 + 7 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 91913829 + ... + 92132427.

Almost surely, 2^{20116163757672} 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 20116163757672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29245007520000).

20116163757672 is an abundant number, since it is smaller than the sum of its proper divisors (38373851282328).

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

20116163757672 is a wasteful number, since it uses less digits than its factorization.

20116163757672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219163 (or 219144 counting only the distinct ones).

The product of its (nonzero) digits is 4445280, while the sum is 54.

The spelling of 20116163757672 in words is "twenty trillion, one hundred sixteen billion, one hundred sixty-three million, seven hundred fifty-seven thousand, six hundred seventy-two".