16700056206553 has 4 divisors (see below), whose sum is σ = 16700349705088. Its totient is φ = 16699762708020.

The previous prime is 16700056206527. The next prime is 16700056206557. The reversal of 16700056206553 is 35560265000761.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16700056206553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16700056206557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146663901 + ... + 146777722.

It is an arithmetic number, because the mean of its divisors is an integer number (4175087426272).

Almost surely, 2^{16700056206553} is an apocalyptic number.

It is an amenable number.

16700056206553 is a deficient number, since it is larger than the sum of its proper divisors (293498535).

16700056206553 is an equidigital number, since it uses as much as digits as its factorization.

16700056206553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293498534.

The product of its (nonzero) digits is 1134000, while the sum is 46.

The spelling of 16700056206553 in words is "sixteen trillion, seven hundred billion, fifty-six million, two hundred six thousand, five hundred fifty-three".