7936868650 has 24 divisors (see below), whose sum is σ = 14771453004. Its totient is φ = 3172838400.

The previous prime is 7936868647. The next prime is 7936868669. The reversal of 7936868650 is 568686397.

It can be written as a sum of positive squares in 6 ways, for example, as 820765201 + 7116103449 = 28649^2 + 84357^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37770 + ... + 131530.

Almost surely, 2^7936868650 is an apocalyptic number.

7936868650 is a deficient number, since it is larger than the sum of its proper divisors (6834584354).

7936868650 is a wasteful number, since it uses less digits than its factorization.

7936868650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95466 (or 95461 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 58.

The square root of 7936868650 is about 89089.1051139251. The cubic root of 7936868650 is about 1994.7251543992.

The spelling of 7936868650 in words is "seven billion, nine hundred thirty-six million, eight hundred sixty-eight thousand, six hundred fifty".