7685766974 has 4 divisors (see below), whose sum is σ = 11528650464. Its totient is φ = 3842883486.

The previous prime is 7685766973. The next prime is 7685767013. The reversal of 7685766974 is 4796675867.

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

It is a self number, because there is not a number n which added to its sum of digits gives 7685766974.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7685766973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1921441742 + ... + 1921441745.

It is an arithmetic number, because the mean of its divisors is an integer number (2882162616).

Almost surely, 2^7685766974 is an apocalyptic number.

7685766974 is a deficient number, since it is larger than the sum of its proper divisors (3842883490).

7685766974 is a wasteful number, since it uses less digits than its factorization.

7685766974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3842883489.

The product of its digits is 106686720, while the sum is 65.

The square root of 7685766974 is about 87668.5061695476. The cubic root of 7685766974 is about 1973.4633755215.

The spelling of 7685766974 in words is "seven billion, six hundred eighty-five million, seven hundred sixty-six thousand, nine hundred seventy-four".