4634251324421 has 2 divisors, whose sum is σ = 4634251324422. Its totient is φ = 4634251324420.

The previous prime is 4634251324399. The next prime is 4634251324433. The reversal of 4634251324421 is 1244231524364.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3848812261921 + 785439062500 = 1961839^2 + 886250^2 .

It is a cyclic number.

It is not a de Polignac number, because 4634251324421 - 2¹⁰ = 4634251323397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4634251324121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2317125662210 + 2317125662211.

It is an arithmetic number, because the mean of its divisors is an integer number (2317125662211).

Almost surely, 2^{4634251324421} is an apocalyptic number.

It is an amenable number.

4634251324421 is a deficient number, since it is larger than the sum of its proper divisors (1).

4634251324421 is an equidigital number, since it uses as much as digits as its factorization.

4634251324421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 552960, while the sum is 41.

Adding to 4634251324421 its reverse (1244231524364), we get a palindrome (5878482848785).

The spelling of 4634251324421 in words is "four trillion, six hundred thirty-four billion, two hundred fifty-one million, three hundred twenty-four thousand, four hundred twenty-one".