7666650246 has 16 divisors (see below), whose sum is σ = 15659541504. Its totient is φ = 2501176584.

The previous prime is 7666650239. The next prime is 7666650247. The reversal of 7666650246 is 6420566667.

It is a junction number, because it is equal to n+sod(n) for n = 7666650195 and 7666650204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7666650247) 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, 13593070 + ... + 13593633.

It is an arithmetic number, because the mean of its divisors is an integer number (978721344).

Almost surely, 2^7666650246 is an apocalyptic number.

7666650246 is an abundant number, since it is smaller than the sum of its proper divisors (7992891258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7666650246 is a wasteful number, since it uses less digits than its factorization.

7666650246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27186755.

The product of its (nonzero) digits is 2177280, while the sum is 48.

The square root of 7666650246 is about 87559.4098084266. The cubic root of 7666650246 is about 1971.8258254622.

The spelling of 7666650246 in words is "seven billion, six hundred sixty-six million, six hundred fifty thousand, two hundred forty-six".