20116111757751 has 32 divisors (see below), whose sum is σ = 30161428704000. Its totient is φ = 13249741396320.

The previous prime is 20116111757711. The next prime is 20116111757783. The reversal of 20116111757751 is 15775711161102.

20116111757751 is a `hidden beast` number, since 2 + 0 + 1 + 1 + 6 + 11 + 17 + 577 + 51 = 666.

It is not a de Polignac number, because 20116111757751 - 2²⁹ = 20115574886839 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20116111757697 and 20116111757706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20116111757701) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11724276 + ... + 13330073.

It is an arithmetic number, because the mean of its divisors is an integer number (942544647000).

Almost surely, 2^{20116111757751} is an apocalyptic number.

20116111757751 is a deficient number, since it is larger than the sum of its proper divisors (10045316946249).

20116111757751 is a wasteful number, since it uses less digits than its factorization.

20116111757751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25054716 (or 25054710 counting only the distinct ones).

The product of its (nonzero) digits is 102900, while the sum is 45.

The spelling of 20116111757751 in words is "twenty trillion, one hundred sixteen billion, one hundred eleven million, seven hundred fifty-seven thousand, seven hundred fifty-one".