2425420321631 has 2 divisors, whose sum is σ = 2425420321632. Its totient is φ = 2425420321630.

The previous prime is 2425420321609. The next prime is 2425420321657. The reversal of 2425420321631 is 1361230245242.

It is a happy number.

2425420321631 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2425420321631 - 2¹⁰ = 2425420320607 is a prime.

It is a super-2 number, since 2×2425420321631² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2425420321591 and 2425420321600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2425426321631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1212710160815 + 1212710160816.

It is an arithmetic number, because the mean of its divisors is an integer number (1212710160816).

Almost surely, 2^{2425420321631} is an apocalyptic number.

2425420321631 is a deficient number, since it is larger than the sum of its proper divisors (1).

2425420321631 is an equidigital number, since it uses as much as digits as its factorization.

2425420321631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 2425420321631 its reverse (1361230245242), we get a palindrome (3786650566873).

The spelling of 2425420321631 in words is "two trillion, four hundred twenty-five billion, four hundred twenty million, three hundred twenty-one thousand, six hundred thirty-one".