425444345015025 has 48 divisors (see below), whose sum is σ = 804184188314624. Its totient is φ = 194416996150080.

The previous prime is 425444345014999. The next prime is 425444345015077. The reversal of 425444345015025 is 520510543444524.

It is not a de Polignac number, because 425444345015025 - 2⁸ = 425444345014769 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 148259317 + ... + 151101666.

Almost surely, 2^{425444345015025} is an apocalyptic number.

It is an amenable number.

425444345015025 is a deficient number, since it is larger than the sum of its proper divisors (378739843299599).

425444345015025 is a wasteful number, since it uses less digits than its factorization.

425444345015025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299363710 (or 299363705 counting only the distinct ones).

The product of its (nonzero) digits is 7680000, while the sum is 48.

Adding to 425444345015025 its reverse (520510543444524), we get a palindrome (945954888459549).

The spelling of 425444345015025 in words is "four hundred twenty-five trillion, four hundred forty-four billion, three hundred forty-five million, fifteen thousand, twenty-five".