425550425242 has 8 divisors (see below), whose sum is σ = 644906314836. Its totient is φ = 210581653632.

The previous prime is 425550425227. The next prime is 425550425273. The reversal of 425550425242 is 242524055524.

It can be written as a sum of positive squares in 2 ways, for example, as 390363793681 + 35186631561 = 624791^2 + 187581^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 425550425195 and 425550425204.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1096779253 + ... + 1096779640.

Almost surely, 2^425550425242 is an apocalyptic number.

425550425242 is a deficient number, since it is larger than the sum of its proper divisors (219355889594).

425550425242 is a wasteful number, since it uses less digits than its factorization.

425550425242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2193558992.

The product of its (nonzero) digits is 640000, while the sum is 40.

The spelling of 425550425242 in words is "four hundred twenty-five billion, five hundred fifty million, four hundred twenty-five thousand, two hundred forty-two".