2699545066 has 4 divisors (see below), whose sum is σ = 4049317602. Its totient is φ = 1349772532.

The previous prime is 2699545033. The next prime is 2699545067. The reversal of 2699545066 is 6605459962.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6605459962 = 2 ⋅3302729981.

It can be written as a sum of positive squares in only one way, i.e., 2608247041 + 91298025 = 51071^2 + 9555^2 .

It is not an unprimeable number, because it can be changed into a prime (2699545067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 674886265 + ... + 674886268.

Almost surely, 2^2699545066 is an apocalyptic number.

2699545066 is a deficient number, since it is larger than the sum of its proper divisors (1349772536).

2699545066 is a wasteful number, since it uses less digits than its factorization.

2699545066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1349772535.

The product of its (nonzero) digits is 3499200, while the sum is 52.

The square root of 2699545066 is about 51957.1464381946. The cubic root of 2699545066 is about 1392.3984376696.

The spelling of 2699545066 in words is "two billion, six hundred ninety-nine million, five hundred forty-five thousand, sixty-six".