461524120213 has 16 divisors (see below), whose sum is σ = 501240080880. Its totient is φ = 422423391744.

The previous prime is 461524120207. The next prime is 461524120229. The reversal of 461524120213 is 312021425164.

It can be written as a sum of positive squares in 8 ways, for example, as 2847076164 + 458677044049 = 53358^2 + 677257^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-461524120213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (461524120243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 563793 + ... + 1113961.

It is an arithmetic number, because the mean of its divisors is an integer number (31327505055).

Almost surely, 2^461524120213 is an apocalyptic number.

It is an amenable number.

461524120213 is a deficient number, since it is larger than the sum of its proper divisors (39715960667).

461524120213 is a wasteful number, since it uses less digits than its factorization.

461524120213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550728.

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 461524120213 its reverse (312021425164), we get a palindrome (773545545377).

The spelling of 461524120213 in words is "four hundred sixty-one billion, five hundred twenty-four million, one hundred twenty thousand, two hundred thirteen".