2432205425821 has 2 divisors, whose sum is σ = 2432205425822. Its totient is φ = 2432205425820.

The previous prime is 2432205425813. The next prime is 2432205425857. The reversal of 2432205425821 is 1285245022342.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1805836066596 + 626369359225 = 1343814^2 + 791435^2 .

It is a cyclic number.

It is not a de Polignac number, because 2432205425821 - 2³ = 2432205425813 is a prime.

It is a super-2 number, since 2×2432205425821² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2432205425801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1216102712910 + 1216102712911.

It is an arithmetic number, because the mean of its divisors is an integer number (1216102712911).

Almost surely, 2^{2432205425821} is an apocalyptic number.

It is an amenable number.

2432205425821 is a deficient number, since it is larger than the sum of its proper divisors (1).

2432205425821 is an equidigital number, since it uses as much as digits as its factorization.

2432205425821 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 307200, while the sum is 40.

The spelling of 2432205425821 in words is "two trillion, four hundred thirty-two billion, two hundred five million, four hundred twenty-five thousand, eight hundred twenty-one".