428628752550462 has 16 divisors (see below), whose sum is σ = 857300000634000. Its totient is φ = 142869168261312.

The previous prime is 428628752550421. The next prime is 428628752550577. The reversal of 428628752550462 is 264055257826824.

It is a super-3 number, since 3×428628752550462³ (a number of 45 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 428628752550393 and 428628752550402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1770516087 + ... + 1770758162.

It is an arithmetic number, because the mean of its divisors is an integer number (53581250039625).

Almost surely, 2^{428628752550462} is an apocalyptic number.

428628752550462 is an abundant number, since it is smaller than the sum of its proper divisors (428671248083538).

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

428628752550462 is a wasteful number, since it uses less digits than its factorization.

428628752550462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3541294427.

The product of its (nonzero) digits is 516096000, while the sum is 66.

The spelling of 428628752550462 in words is "four hundred twenty-eight trillion, six hundred twenty-eight billion, seven hundred fifty-two million, five hundred fifty thousand, four hundred sixty-two".