425102531025 has 24 divisors (see below), whose sum is σ = 706762666080. Its totient is φ = 225454743040.

The previous prime is 425102530987. The next prime is 425102531047. The reversal of 425102531025 is 520135201524.

It is not a de Polignac number, because 425102531025 - 2⁹ = 425102530513 is a prime.

It is a super-2 number, since 2×425102531025² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 425102530983 and 425102531001.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15819072 + ... + 15845921.

It is an arithmetic number, because the mean of its divisors is an integer number (29448444420).

Almost surely, 2^425102531025 is an apocalyptic number.

It is an amenable number.

425102531025 is a deficient number, since it is larger than the sum of its proper divisors (281660135055).

425102531025 is a wasteful number, since it uses less digits than its factorization.

425102531025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31665185 (or 31665180 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

Adding to 425102531025 its reverse (520135201524), we get a palindrome (945237732549).

The spelling of 425102531025 in words is "four hundred twenty-five billion, one hundred two million, five hundred thirty-one thousand, twenty-five".