2116571011738 has 8 divisors (see below), whose sum is σ = 3341954229120. Its totient is φ = 1002586268700.

The previous prime is 2116571011727. The next prime is 2116571011741. The reversal of 2116571011738 is 8371101756112.

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

It is a junction number, because it is equal to n+sod(n) for n = 2116571011694 and 2116571011703.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27849618538 + ... + 27849618613.

It is an arithmetic number, because the mean of its divisors is an integer number (417744278640).

Almost surely, 2^{2116571011738} is an apocalyptic number.

2116571011738 is a deficient number, since it is larger than the sum of its proper divisors (1225383217382).

2116571011738 is a wasteful number, since it uses less digits than its factorization.

2116571011738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55699237172.

The product of its (nonzero) digits is 70560, while the sum is 43.

The spelling of 2116571011738 in words is "two trillion, one hundred sixteen billion, five hundred seventy-one million, eleven thousand, seven hundred thirty-eight".