432644230414621 has 2 divisors, whose sum is σ = 432644230414622. Its totient is φ = 432644230414620.

The previous prime is 432644230414607. The next prime is 432644230414631. The reversal of 432644230414621 is 126414032446234.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 404432612460100 + 28211617954521 = 20110510^2 + 5311461^2 .

It is a cyclic number.

It is not a de Polignac number, because 432644230414621 - 2²³ = 432644222026013 is a prime.

It is a super-2 number, since 2×432644230414621² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (432644230414631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 216322115207310 + 216322115207311.

It is an arithmetic number, because the mean of its divisors is an integer number (216322115207311).

Almost surely, 2^{432644230414621} is an apocalyptic number.

It is an amenable number.

432644230414621 is a deficient number, since it is larger than the sum of its proper divisors (1).

432644230414621 is an equidigital number, since it uses as much as digits as its factorization.

432644230414621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2654208, while the sum is 46.

The spelling of 432644230414621 in words is "four hundred thirty-two trillion, six hundred forty-four billion, two hundred thirty million, four hundred fourteen thousand, six hundred twenty-one".