677120665017 has 8 divisors (see below), whose sum is σ = 911592869824. Its totient is φ = 447031118448.

The previous prime is 677120664991. The next prime is 677120665043. The reversal of 677120665017 is 710566021776.

It is an interprime number because it is at equal distance from previous prime (677120664991) and next prime (677120665043).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 677120665017 - 2¹⁰ = 677120663993 is a prime.

It is a super-2 number, since 2×677120665017² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (677125665017) 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, 1095664198 + ... + 1095664815.

It is an arithmetic number, because the mean of its divisors is an integer number (113949108728).

Almost surely, 2^677120665017 is an apocalyptic number.

It is an amenable number.

677120665017 is a deficient number, since it is larger than the sum of its proper divisors (234472204807).

677120665017 is a wasteful number, since it uses less digits than its factorization.

677120665017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2191329119.

The product of its (nonzero) digits is 740880, while the sum is 48.

The spelling of 677120665017 in words is "six hundred seventy-seven billion, one hundred twenty million, six hundred sixty-five thousand, seventeen".