16115200211657 has 8 divisors (see below), whose sum is σ = 16196598274752. Its totient is φ = 16033938610000.

The previous prime is 16115200211533. The next prime is 16115200211723. The reversal of 16115200211657 is 75611200251161.

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 16115200211657 - 2³² = 16110905244361 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 16115200211657.

It is not an unprimeable number, because it can be changed into a prime (16115200217657) 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, 33878573 + ... + 34350954.

It is an arithmetic number, because the mean of its divisors is an integer number (2024574784344).

Almost surely, 2^{16115200211657} is an apocalyptic number.

It is an amenable number.

16115200211657 is a deficient number, since it is larger than the sum of its proper divisors (81398063095).

16115200211657 is an equidigital number, since it uses as much as digits as its factorization.

16115200211657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68230719.

The product of its (nonzero) digits is 25200, while the sum is 38.

The spelling of 16115200211657 in words is "sixteen trillion, one hundred fifteen billion, two hundred million, two hundred eleven thousand, six hundred fifty-seven".