20116717347762 has 48 divisors (see below), whose sum is σ = 49813074692160. Its totient is φ = 5747604591456.

The previous prime is 20116717347703. The next prime is 20116717347773. The reversal of 20116717347762 is 26774371761102.

20116717347762 is a `hidden beast` number, since 2 + 0 + 1 + 167 + 1 + 7 + 3 + 477 + 6 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 20116717347699 and 20116717347708.

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, 44976564 + ... + 45421632.

It is an arithmetic number, because the mean of its divisors is an integer number (1037772389420).

Almost surely, 2^{20116717347762} is an apocalyptic number.

20116717347762 is an abundant number, since it is smaller than the sum of its proper divisors (29696357344398).

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

20116717347762 is a wasteful number, since it uses less digits than its factorization.

20116717347762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803807 (or 803804 counting only the distinct ones).

The product of its (nonzero) digits is 4148928, while the sum is 54.

The spelling of 20116717347762 in words is "twenty trillion, one hundred sixteen billion, seven hundred seventeen million, three hundred forty-seven thousand, seven hundred sixty-two".