1425909684238 has 32 divisors (see below), whose sum is σ = 2374641694656. Its totient is φ = 637890536448.

The previous prime is 1425909684203. The next prime is 1425909684257. The reversal of 1425909684238 is 8324869095241.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2564931 + ... + 3070942.

It is an arithmetic number, because the mean of its divisors is an integer number (74207552958).

Almost surely, 2^{1425909684238} is an apocalyptic number.

1425909684238 is a deficient number, since it is larger than the sum of its proper divisors (948732010418).

1425909684238 is a wasteful number, since it uses less digits than its factorization.

1425909684238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5636188.

The product of its (nonzero) digits is 29859840, while the sum is 61.

The spelling of 1425909684238 in words is "one trillion, four hundred twenty-five billion, nine hundred nine million, six hundred eighty-four thousand, two hundred thirty-eight".