425012440231025 has 96 divisors (see below), whose sum is σ = 558615177768960. Its totient is φ = 320129665447680.

The previous prime is 425012440230997. The next prime is 425012440231031. The reversal of 425012440231025 is 520132044210524.

It is not a de Polignac number, because 425012440231025 - 2⁸ = 425012440230769 is a prime.

It is a super-2 number, since 2×425012440231025² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 28549226132 + ... + 28549241018.

It is an arithmetic number, because the mean of its divisors is an integer number (5818908101760).

Almost surely, 2^{425012440231025} is an apocalyptic number.

It is an amenable number.

425012440231025 is a deficient number, since it is larger than the sum of its proper divisors (133602737537935).

425012440231025 is a wasteful number, since it uses less digits than its factorization.

425012440231025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17895 (or 17890 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 35.

Adding to 425012440231025 its reverse (520132044210524), we get a palindrome (945144484441549).

The spelling of 425012440231025 in words is "four hundred twenty-five trillion, twelve billion, four hundred forty million, two hundred thirty-one thousand, twenty-five".