4625821513 has 4 divisors (see below), whose sum is σ = 4671621828. Its totient is φ = 4580021200.

The previous prime is 4625821507. The next prime is 4625821573. The reversal of 4625821513 is 3151285264.

4625821513 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 3454265529 + 1171555984 = 58773^2 + 34228^2 .

It is a cyclic number.

It is not a de Polignac number, because 4625821513 - 2¹⁷ = 4625690441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4625821573) 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, 22900006 + ... + 22900207.

It is an arithmetic number, because the mean of its divisors is an integer number (1167905457).

Almost surely, 2^4625821513 is an apocalyptic number.

It is an amenable number.

4625821513 is a deficient number, since it is larger than the sum of its proper divisors (45800315).

4625821513 is a wasteful number, since it uses less digits than its factorization.

4625821513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45800314.

The product of its digits is 57600, while the sum is 37.

The square root of 4625821513 is about 68013.3921591917. The cubic root of 4625821513 is about 1666.2095673187.

The spelling of 4625821513 in words is "four billion, six hundred twenty-five million, eight hundred twenty-one thousand, five hundred thirteen".