20116707665353 has 8 divisors (see below), whose sum is σ = 22606066139328. Its totient is φ = 17761909108944.

The previous prime is 20116707665339. The next prime is 20116707665371. The reversal of 20116707665353 is 35356670761102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20116707665353 - 2⁹ = 20116707664841 is a prime.

It is a super-2 number, since 2×20116707665353² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20116707665353.

It is not an unprimeable number, because it can be changed into a prime (20116707665753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33639979075 + ... + 33639979672.

It is an arithmetic number, because the mean of its divisors is an integer number (2825758267416).

Almost surely, 2^{20116707665353} is an apocalyptic number.

20116707665353 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

20116707665353 is a deficient number, since it is larger than the sum of its proper divisors (2489358473975).

20116707665353 is a wasteful number, since it uses less digits than its factorization.

20116707665353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67279958783.

The product of its (nonzero) digits is 4762800, while the sum is 52.

The spelling of 20116707665353 in words is "twenty trillion, one hundred sixteen billion, seven hundred seven million, six hundred sixty-five thousand, three hundred fifty-three".