7658996713 has 8 divisors (see below), whose sum is σ = 7740615848. Its totient is φ = 7577432064.

The previous prime is 7658996701. The next prime is 7658996743. The reversal of 7658996713 is 3176998567.

It can be written as a sum of positive squares in 4 ways, for example, as 4226560144 + 3432436569 = 65012^2 + 58587^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7658996713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7658996743) 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, 309445 + ... + 333277.

It is an arithmetic number, because the mean of its divisors is an integer number (967576981).

Almost surely, 2^7658996713 is an apocalyptic number.

It is an amenable number.

7658996713 is a deficient number, since it is larger than the sum of its proper divisors (81619135).

7658996713 is a wasteful number, since it uses less digits than its factorization.

7658996713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27243.

The product of its digits is 17146080, while the sum is 61.

The square root of 7658996713 is about 87515.6940954021. The cubic root of 7658996713 is about 1971.1694562876.

The spelling of 7658996713 in words is "seven billion, six hundred fifty-eight million, nine hundred ninety-six thousand, seven hundred thirteen".