427261788606 has 32 divisors (see below), whose sum is σ = 867833909280. Its totient is φ = 140215944704.

The previous prime is 427261788557. The next prime is 427261788671. The reversal of 427261788606 is 606887162724.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1592565 + ... + 1841408.

It is an arithmetic number, because the mean of its divisors is an integer number (27119809665).

Almost surely, 2^427261788606 is an apocalyptic number.

427261788606 is an abundant number, since it is smaller than the sum of its proper divisors (440572120674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

427261788606 is a wasteful number, since it uses less digits than its factorization.

427261788606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3434300.

The product of its (nonzero) digits is 10838016, while the sum is 57.

The spelling of 427261788606 in words is "four hundred twenty-seven billion, two hundred sixty-one million, seven hundred eighty-eight thousand, six hundred six".