7663300066 has 8 divisors (see below), whose sum is σ = 11805624540. Its totient is φ = 3728091888.

The previous prime is 7663300033. The next prime is 7663300097. The reversal of 7663300066 is 6600033667.

It can be written as a sum of positive squares in 2 ways, for example, as 7255462041 + 407838025 = 85179^2 + 20195^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a junction number, because it is equal to n+sod(n) for n = 7663299998 and 7663300034.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51778981 + ... + 51779128.

Almost surely, 2^7663300066 is an apocalyptic number.

7663300066 is a deficient number, since it is larger than the sum of its proper divisors (4142324474).

7663300066 is a wasteful number, since it uses less digits than its factorization.

7663300066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103558148.

The product of its (nonzero) digits is 81648, while the sum is 37.

The square root of 7663300066 is about 87540.2768215865. The cubic root of 7663300066 is about 1971.5385668511.

The spelling of 7663300066 in words is "seven billion, six hundred sixty-three million, three hundred thousand, sixty-six".