677133671 has 8 divisors (see below), whose sum is σ = 698226480. Its totient is φ = 656348992.

The previous prime is 677133631. The next prime is 677133683. The reversal of 677133671 is 176331776.

It is a happy number.

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 677133671 - 2¹⁸ = 676871527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677133601) 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, 72566 + ... + 81363.

It is an arithmetic number, because the mean of its divisors is an integer number (87278310).

Almost surely, 2^677133671 is an apocalyptic number.

677133671 is a deficient number, since it is larger than the sum of its proper divisors (21092809).

677133671 is a wasteful number, since it uses less digits than its factorization.

677133671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154065.

The product of its digits is 111132, while the sum is 41.

The square root of 677133671 is about 26021.7922326653. The cubic root of 677133671 is about 878.1286295633.

The spelling of 677133671 in words is "six hundred seventy-seven million, one hundred thirty-three thousand, six hundred seventy-one".