425525321305 has 16 divisors (see below), whose sum is σ = 587294645760. Its totient is φ = 289930260672.

The previous prime is 425525321303. The next prime is 425525321311. The reversal of 425525321305 is 503123525524.

It is a cyclic number.

It is not a de Polignac number, because 425525321305 - 2¹ = 425525321303 is a prime.

It is not an unprimeable number, because it can be changed into a prime (425525321303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38713825 + ... + 38724814.

It is an arithmetic number, because the mean of its divisors is an integer number (36705915360).

Almost surely, 2^425525321305 is an apocalyptic number.

It is an amenable number.

425525321305 is a deficient number, since it is larger than the sum of its proper divisors (161769324455).

425525321305 is a wasteful number, since it uses less digits than its factorization.

425525321305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77438808.

The product of its (nonzero) digits is 180000, while the sum is 37.

Adding to 425525321305 its reverse (503123525524), we get a palindrome (928648846829).

The spelling of 425525321305 in words is "four hundred twenty-five billion, five hundred twenty-five million, three hundred twenty-one thousand, three hundred five".