4612466521 has 4 divisors (see below), whose sum is σ = 4967271652. Its totient is φ = 4257661392.

The previous prime is 4612466513. The next prime is 4612466531. The reversal of 4612466521 is 1256642164.

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

It can be written as a sum of positive squares in 2 ways, for example, as 280194121 + 4332272400 = 16739^2 + 65820^2 .

It is a cyclic number.

It is not a de Polignac number, because 4612466521 - 2³ = 4612466513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4612466531) 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 in 3 ways as a sum of consecutive naturals, for example, 177402546 + ... + 177402571.

It is an arithmetic number, because the mean of its divisors is an integer number (1241817913).

Almost surely, 2^4612466521 is an apocalyptic number.

It is an amenable number.

4612466521 is a deficient number, since it is larger than the sum of its proper divisors (354805131).

4612466521 is a wasteful number, since it uses less digits than its factorization.

4612466521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354805130.

The product of its digits is 69120, while the sum is 37.

The square root of 4612466521 is about 67915.1420597793. The cubic root of 4612466521 is about 1664.6045432716.

The spelling of 4612466521 in words is "four billion, six hundred twelve million, four hundred sixty-six thousand, five hundred twenty-one".