7777676685 has 8 divisors (see below), whose sum is σ = 12444282720. Its totient is φ = 4148094224.

The previous prime is 7777676653. The next prime is 7777676719. The reversal of 7777676685 is 5866767777.

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 7777676685 - 2⁵ = 7777676653 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 259255875 + ... + 259255904.

It is an arithmetic number, because the mean of its divisors is an integer number (1555535340).

Almost surely, 2^7777676685 is an apocalyptic number.

It is an amenable number.

7777676685 is a deficient number, since it is larger than the sum of its proper divisors (4666606035).

7777676685 is a wasteful number, since it uses less digits than its factorization.

7777676685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518511787.

The product of its digits is 145212480, while the sum is 66.

The square root of 7777676685 is about 88191.1372247801. The cubic root of 7777676685 is about 1981.2987334422.

The spelling of 7777676685 in words is "seven billion, seven hundred seventy-seven million, six hundred seventy-six thousand, six hundred eighty-five".