2665246834 has 4 divisors (see below), whose sum is σ = 3997870254. Its totient is φ = 1332623416.

The previous prime is 2665246811. The next prime is 2665246841. The reversal of 2665246834 is 4386425662.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2657711809 + 7535025 = 51553^2 + 2745^2 .

It is a super-2 number, since 2×2665246834² = 14207081372294047112, which contains 22 as substring.

It is an unprimeable number.

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, 666311707 + ... + 666311710.

Almost surely, 2^2665246834 is an apocalyptic number.

2665246834 is a deficient number, since it is larger than the sum of its proper divisors (1332623420).

2665246834 is a wasteful number, since it uses less digits than its factorization.

2665246834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1332623419.

The product of its digits is 1658880, while the sum is 46.

The square root of 2665246834 is about 51626.0286483475. The cubic root of 2665246834 is about 1386.4763907614.

The spelling of 2665246834 in words is "two billion, six hundred sixty-five million, two hundred forty-six thousand, eight hundred thirty-four".