428646793254 has 32 divisors (see below), whose sum is σ = 894761475840. Its totient is φ = 136640314272.

The previous prime is 428646793249. The next prime is 428646793261. The reversal of 428646793254 is 452397646824.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 304977 + ... + 974835.

It is an arithmetic number, because the mean of its divisors is an integer number (27961296120).

Almost surely, 2^428646793254 is an apocalyptic number.

428646793254 is an abundant number, since it is smaller than the sum of its proper divisors (466114682586).

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

428646793254 is a wasteful number, since it uses less digits than its factorization.

428646793254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 674524.

The product of its digits is 69672960, while the sum is 60.

The spelling of 428646793254 in words is "four hundred twenty-eight billion, six hundred forty-six million, seven hundred ninety-three thousand, two hundred fifty-four".