425957872766 has 8 divisors (see below), whose sum is σ = 639780849480. Its totient is φ = 212697589608.

The previous prime is 425957872721. The next prime is 425957872783. The reversal of 425957872766 is 667278759524.

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 425957872696 and 425957872705.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140671496 + ... + 140674523.

It is an arithmetic number, because the mean of its divisors is an integer number (79972606185).

Almost surely, 2^425957872766 is an apocalyptic number.

425957872766 is a deficient number, since it is larger than the sum of its proper divisors (213822976714).

425957872766 is a wasteful number, since it uses less digits than its factorization.

425957872766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281346778.

The product of its digits is 355622400, while the sum is 68.

The spelling of 425957872766 in words is "four hundred twenty-five billion, nine hundred fifty-seven million, eight hundred seventy-two thousand, seven hundred sixty-six".