7665114861 has 16 divisors (see below), whose sum is σ = 11632696320. Its totient is φ = 4985439840.

The previous prime is 7665114857. The next prime is 7665114869. The reversal of 7665114861 is 1684115667.

7665114861 is a `hidden beast` number, since 76 + 6 + 511 + 4 + 8 + 61 = 666.

It is not a de Polignac number, because 7665114861 - 2² = 7665114857 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7665114869) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3461005 + ... + 3463218.

It is an arithmetic number, because the mean of its divisors is an integer number (727043520).

Almost surely, 2^7665114861 is an apocalyptic number.

It is an amenable number.

7665114861 is a deficient number, since it is larger than the sum of its proper divisors (3967581459).

7665114861 is a wasteful number, since it uses less digits than its factorization.

7665114861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6924273 (or 6924267 counting only the distinct ones).

The product of its digits is 241920, while the sum is 45.

The square root of 7665114861 is about 87550.6416938220. The cubic root of 7665114861 is about 1971.6941854445.

The spelling of 7665114861 in words is "seven billion, six hundred sixty-five million, one hundred fourteen thousand, eight hundred sixty-one".