7689328977 has 8 divisors (see below), whose sum is σ = 11184478560. Its totient is φ = 4660199360.

The previous prime is 7689328957. The next prime is 7689328981. The reversal of 7689328977 is 7798239867.

7689328977 is nontrivially palindromic in base 6.

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 7689328977 - 2⁷ = 7689328849 is a prime.

It is a super-3 number, since 3×7689328977³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (7689328957) 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, 116504952 + ... + 116505017.

It is an arithmetic number, because the mean of its divisors is an integer number (1398059820).

Almost surely, 2^7689328977 is an apocalyptic number.

It is an amenable number.

7689328977 is a deficient number, since it is larger than the sum of its proper divisors (3495149583).

7689328977 is a wasteful number, since it uses less digits than its factorization.

7689328977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233009983.

The product of its digits is 64012032, while the sum is 66.

The square root of 7689328977 is about 87688.8189964946. The cubic root of 7689328977 is about 1973.7681985716.

The spelling of 7689328977 in words is "seven billion, six hundred eighty-nine million, three hundred twenty-eight thousand, nine hundred seventy-seven".