20116310571047 has 8 divisors (see below), whose sum is σ = 20187544935936. Its totient is φ = 20045077277112.

The previous prime is 20116310571023. The next prime is 20116310571059. The reversal of 20116310571047 is 74017501361102.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 20116310571047 - 2⁴⁴ = 2524124526631 is a prime.

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 20116310571047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20116310571067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69095498 + ... + 69386024.

It is an arithmetic number, because the mean of its divisors is an integer number (2523443116992).

Almost surely, 2^{20116310571047} is an apocalyptic number.

20116310571047 is a deficient number, since it is larger than the sum of its proper divisors (71234364889).

20116310571047 is a wasteful number, since it uses less digits than its factorization.

20116310571047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535477.

The product of its (nonzero) digits is 35280, while the sum is 38.

The spelling of 20116310571047 in words is "twenty trillion, one hundred sixteen billion, three hundred ten million, five hundred seventy-one thousand, forty-seven".