16677136704757 has 4 divisors (see below), whose sum is σ = 16688614432780. Its totient is φ = 16665658976736.

The previous prime is 16677136704731. The next prime is 16677136704779. The reversal of 16677136704757 is 75740763177661.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13845610298961 + 2831526405796 = 3720969^2 + 1682714^2 .

It is a cyclic number.

It is not a de Polignac number, because 16677136704757 - 2⁴³ = 7881043682549 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16677136704692 and 16677136704701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16677136704797) 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, 5738861832 + ... + 5738864737.

It is an arithmetic number, because the mean of its divisors is an integer number (4172153608195).

Almost surely, 2^{16677136704757} is an apocalyptic number.

It is an amenable number.

16677136704757 is a deficient number, since it is larger than the sum of its proper divisors (11477728023).

16677136704757 is a wasteful number, since it uses less digits than its factorization.

16677136704757 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11477728022.

The product of its (nonzero) digits is 217818720, while the sum is 67.

The spelling of 16677136704757 in words is "sixteen trillion, six hundred seventy-seven billion, one hundred thirty-six million, seven hundred four thousand, seven hundred fifty-seven".