1425461606625 has 64 divisors (see below), whose sum is σ = 2712274306560. Its totient is φ = 651290169600.

The previous prime is 1425461606573. The next prime is 1425461606629. The reversal of 1425461606625 is 5266061645241.

It is a happy number.

It is not a de Polignac number, because 1425461606625 - 2⁸ = 1425461606369 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1425461606629) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4782471 + ... + 5071779.

It is an arithmetic number, because the mean of its divisors is an integer number (42379286040).

Almost surely, 2^{1425461606625} is an apocalyptic number.

1425461606625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1425461606625 is a deficient number, since it is larger than the sum of its proper divisors (1286812699935).

1425461606625 is a wasteful number, since it uses less digits than its factorization.

1425461606625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291211 (or 291201 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 48.

The spelling of 1425461606625 in words is "one trillion, four hundred twenty-five billion, four hundred sixty-one million, six hundred six thousand, six hundred twenty-five".