425205432552425 has 36 divisors (see below), whose sum is σ = 615271960347660. Its totient is φ = 290649661787520.

The previous prime is 425205432552401. The next prime is 425205432552469. The reversal of 425205432552425 is 524255234502524.

It can be written as a sum of positive squares in 6 ways, for example, as 1054537986649 + 424150894565776 = 1026907^2 + 20594924^2 .

It is not a de Polignac number, because 425205432552425 - 2¹² = 425205432548329 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 547098230 + ... + 547874879.

It is an arithmetic number, because the mean of its divisors is an integer number (17090887787435).

Almost surely, 2^{425205432552425} is an apocalyptic number.

It is an amenable number.

425205432552425 is a deficient number, since it is larger than the sum of its proper divisors (190066527795235).

425205432552425 is a wasteful number, since it uses less digits than its factorization.

425205432552425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1094973450 (or 1094973438 counting only the distinct ones).

The product of its (nonzero) digits is 19200000, while the sum is 50.

The spelling of 425205432552425 in words is "four hundred twenty-five trillion, two hundred five billion, four hundred thirty-two million, five hundred fifty-two thousand, four hundred twenty-five".