428886022061 has 8 divisors (see below), whose sum is σ = 518988127680. Its totient is φ = 345992084928.

The previous prime is 428886022031. The next prime is 428886022063. The reversal of 428886022061 is 160220688824.

It is a happy number.

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

It is not a de Polignac number, because 428886022061 - 2⁶ = 428886021997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 428886021997 and 428886022015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (428886022063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1802041991 + ... + 1802042228.

It is an arithmetic number, because the mean of its divisors is an integer number (64873515960).

Almost surely, 2^428886022061 is an apocalyptic number.

It is an amenable number.

428886022061 is a deficient number, since it is larger than the sum of its proper divisors (90102105619).

428886022061 is a wasteful number, since it uses less digits than its factorization.

428886022061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3604084243.

The product of its (nonzero) digits is 589824, while the sum is 47.

The spelling of 428886022061 in words is "four hundred twenty-eight billion, eight hundred eighty-six million, twenty-two thousand, sixty-one".