2425623121505 has 12 divisors (see below), whose sum is σ = 2980013793300. Its totient is φ = 1895370617952.

The previous prime is 2425623121499. The next prime is 2425623121513. The reversal of 2425623121505 is 5051213265242.

It can be written as a sum of positive squares in 2 ways, for example, as 381069166864 + 2044553954641 = 617308^2 + 1429879^2 .

It is not a de Polignac number, because 2425623121505 - 2¹⁶ = 2425623055969 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 131176430 + ... + 131194919.

It is an arithmetic number, because the mean of its divisors is an integer number (248334482775).

Almost surely, 2^{2425623121505} is an apocalyptic number.

It is an amenable number.

2425623121505 is a deficient number, since it is larger than the sum of its proper divisors (554390671795).

2425623121505 is an equidigital number, since it uses as much as digits as its factorization.

2425623121505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262371440 (or 262371397 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 38.

Adding to 2425623121505 its reverse (5051213265242), we get a palindrome (7476836386747).

The spelling of 2425623121505 in words is "two trillion, four hundred twenty-five billion, six hundred twenty-three million, one hundred twenty-one thousand, five hundred five".