1677308345522 has 16 divisors (see below), whose sum is σ = 2588814055512. Its totient is φ = 814683667200.

The previous prime is 1677308345521. The next prime is 1677308345543. The reversal of 1677308345522 is 2255438037761.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1614121971361 + 63186374161 = 1270481^2 + 251369^2 .

It is a Harshad number since it is a multiple of its sum of digits (53).

It is not an unprimeable number, because it can be changed into a prime (1677308345521) 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, 78324263 + ... + 78345674.

Almost surely, 2^{1677308345522} is an apocalyptic number.

1677308345522 is a deficient number, since it is larger than the sum of its proper divisors (911505709990).

1677308345522 is a wasteful number, since it uses less digits than its factorization.

1677308345522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156670093.

The product of its (nonzero) digits is 8467200, while the sum is 53.

The spelling of 1677308345522 in words is "one trillion, six hundred seventy-seven billion, three hundred eight million, three hundred forty-five thousand, five hundred twenty-two".