428610088619 has 4 divisors (see below), whose sum is σ = 429033199296. Its totient is φ = 428186977944.

The previous prime is 428610088609. The next prime is 428610088657. The reversal of 428610088619 is 916880016824.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 428610088619 - 2⁴ = 428610088603 is a prime.

It is a super-2 number, since 2×428610088619² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (428610088609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211553819 + ... + 211555844.

It is an arithmetic number, because the mean of its divisors is an integer number (107258299824).

Almost surely, 2^428610088619 is an apocalyptic number.

428610088619 is a deficient number, since it is larger than the sum of its proper divisors (423110677).

428610088619 is a wasteful number, since it uses less digits than its factorization.

428610088619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423110676.

The product of its (nonzero) digits is 1327104, while the sum is 53.

The spelling of 428610088619 in words is "four hundred twenty-eight billion, six hundred ten million, eighty-eight thousand, six hundred nineteen".