7536512066 has 4 divisors (see below), whose sum is σ = 11304768102. Its totient is φ = 3768256032.

The previous prime is 7536512033. The next prime is 7536512077. The reversal of 7536512066 is 6602156357.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6602156357 = 33301 ⋅198257.

It can be written as a sum of positive squares in only one way, i.e., 6795529225 + 740982841 = 82435^2 + 27221^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1884128015 + ... + 1884128018.

Almost surely, 2^7536512066 is an apocalyptic number.

7536512066 is a deficient number, since it is larger than the sum of its proper divisors (3768256036).

7536512066 is a wasteful number, since it uses less digits than its factorization.

7536512066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3768256035.

The product of its (nonzero) digits is 226800, while the sum is 41.

The square root of 7536512066 is about 86813.0869512195. The cubic root of 7536512066 is about 1960.6051222305.

The spelling of 7536512066 in words is "seven billion, five hundred thirty-six million, five hundred twelve thousand, sixty-six".