428416350041 has 4 divisors (see below), whose sum is σ = 428422494900. Its totient is φ = 428410205184.

The previous prime is 428416350013. The next prime is 428416350053. The reversal of 428416350041 is 140053614824.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 224808739600 + 203607610441 = 474140^2 + 451229^2 .

It is a cyclic number.

It is not a de Polignac number, because 428416350041 - 2¹⁰ = 428416349017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 428416349977 and 428416350004.

It is not an unprimeable number, because it can be changed into a prime (428416355041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2966636 + ... + 3107693.

It is an arithmetic number, because the mean of its divisors is an integer number (107105623725).

Almost surely, 2^428416350041 is an apocalyptic number.

It is an amenable number.

428416350041 is a deficient number, since it is larger than the sum of its proper divisors (6144859).

428416350041 is an equidigital number, since it uses as much as digits as its factorization.

428416350041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6144858.

The product of its (nonzero) digits is 92160, while the sum is 38.

Adding to 428416350041 its reverse (140053614824), we get a palindrome (568469964865).

The spelling of 428416350041 in words is "four hundred twenty-eight billion, four hundred sixteen million, three hundred fifty thousand, forty-one".