28896559416 has 24 divisors (see below), whose sum is σ = 78261515280. Its totient is φ = 9632186448.

The previous prime is 28896559409. The next prime is 28896559423. The reversal of 28896559416 is 61495569882.

28896559416 is a `hidden beast` number, since 2 + 88 + 96 + 5 + 59 + 416 = 666.

It is an interprime number because it is at equal distance from previous prime (28896559409) and next prime (28896559423).

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×28896559416² (a number of 22 digits) contains 22 as substring.

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 5 ways as a sum of consecutive naturals, for example, 200670480 + ... + 200670623.

It is an arithmetic number, because the mean of its divisors is an integer number (3260896470).

Almost surely, 2^28896559416 is an apocalyptic number.

It is an amenable number.

28896559416 is an abundant number, since it is smaller than the sum of its proper divisors (49364955864).

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

28896559416 is a wasteful number, since it uses less digits than its factorization.

28896559416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401341115 (or 401341108 counting only the distinct ones).

The product of its digits is 37324800, while the sum is 63.

The spelling of 28896559416 in words is "twenty-eight billion, eight hundred ninety-six million, five hundred fifty-nine thousand, four hundred sixteen".