1677608361085 has 8 divisors (see below), whose sum is σ = 2051113619160. Its totient is φ = 1316764298304.

The previous prime is 1677608361067. The next prime is 1677608361109. The reversal of 1677608361085 is 5801638067761.

It can be written as a sum of positive squares in 4 ways, for example, as 124110357849 + 1553498003236 = 352293^2 + 1246394^2 .

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 1677608361085 - 2⁵ = 1677608361053 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3165298530 + ... + 3165299059.

It is an arithmetic number, because the mean of its divisors is an integer number (256389202395).

Almost surely, 2^{1677608361085} is an apocalyptic number.

It is an amenable number.

1677608361085 is a deficient number, since it is larger than the sum of its proper divisors (373505258075).

1677608361085 is an equidigital number, since it uses as much as digits as its factorization.

1677608361085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6330597647.

The product of its (nonzero) digits is 10160640, while the sum is 58.

The spelling of 1677608361085 in words is "one trillion, six hundred seventy-seven billion, six hundred eight million, three hundred sixty-one thousand, eighty-five".