1677387610601 has 2 divisors, whose sum is σ = 1677387610602. Its totient is φ = 1677387610600.

The previous prime is 1677387610597. The next prime is 1677387610603. The reversal of 1677387610601 is 1060167837761.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1099215949225 + 578171661376 = 1048435^2 + 760376^2 .

It is a cyclic number.

It is not a de Polignac number, because 1677387610601 - 2² = 1677387610597 is a prime.

Together with 1677387610603, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1677387610603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 838693805300 + 838693805301.

It is an arithmetic number, because the mean of its divisors is an integer number (838693805301).

Almost surely, 2^{1677387610601} is an apocalyptic number.

It is an amenable number.

1677387610601 is a deficient number, since it is larger than the sum of its proper divisors (1).

1677387610601 is an equidigital number, since it uses as much as digits as its factorization.

1677387610601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1778112, while the sum is 53.

The spelling of 1677387610601 in words is "one trillion, six hundred seventy-seven billion, three hundred eighty-seven million, six hundred ten thousand, six hundred one".