677370666171 has 16 divisors (see below), whose sum is σ = 920932830720. Its totient is φ = 442708013280.

The previous prime is 677370666169. The next prime is 677370666179. The reversal of 677370666171 is 171666073776.

It is not a de Polignac number, because 677370666171 - 2¹ = 677370666169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (677370666179) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1491715 + ... + 1892076.

It is an arithmetic number, because the mean of its divisors is an integer number (57558301920).

Almost surely, 2^677370666171 is an apocalyptic number.

677370666171 is a deficient number, since it is larger than the sum of its proper divisors (243562164549).

677370666171 is a wasteful number, since it uses less digits than its factorization.

677370666171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3385106.

The product of its (nonzero) digits is 9335088, while the sum is 57.

The spelling of 677370666171 in words is "six hundred seventy-seven billion, three hundred seventy million, six hundred sixty-six thousand, one hundred seventy-one".