7696670687 has 4 divisors (see below), whose sum is σ = 7697383080. Its totient is φ = 7695958296.

The previous prime is 7696670659. The next prime is 7696670743. The reversal of 7696670687 is 7860766967.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 7696670687 - 2⁶ = 7696670623 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 (7696670617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339737 + ... + 361682.

It is an arithmetic number, because the mean of its divisors is an integer number (1924345770).

Almost surely, 2^7696670687 is an apocalyptic number.

7696670687 is a deficient number, since it is larger than the sum of its proper divisors (712393).

7696670687 is a wasteful number, since it uses less digits than its factorization.

7696670687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712392.

The product of its (nonzero) digits is 32006016, while the sum is 62.

The square root of 7696670687 is about 87730.6713014325. The cubic root of 7696670687 is about 1974.3961781304.

The spelling of 7696670687 in words is "seven billion, six hundred ninety-six million, six hundred seventy thousand, six hundred eighty-seven".