428106013774 has 8 divisors (see below), whose sum is σ = 654275228760. Its totient is φ = 210014270856.

The previous prime is 428106013763. The next prime is 428106013801. The reversal of 428106013774 is 477310601824.

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

It is a self number, because there is not a number n which added to its sum of digits gives 428106013774.

It is a congruent number.

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, 2019367884 + ... + 2019368095.

It is an arithmetic number, because the mean of its divisors is an integer number (81784403595).

Almost surely, 2^428106013774 is an apocalyptic number.

428106013774 is a deficient number, since it is larger than the sum of its proper divisors (226169214986).

428106013774 is a wasteful number, since it uses less digits than its factorization.

428106013774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4038736034.

The product of its (nonzero) digits is 225792, while the sum is 43.

The spelling of 428106013774 in words is "four hundred twenty-eight billion, one hundred six million, thirteen thousand, seven hundred seventy-four".