28889466670 has 8 divisors (see below), whose sum is σ = 52001040024. Its totient is φ = 11555786664.

The previous prime is 28889466667. The next prime is 28889466673. The reversal of 28889466670 is 7666498882.

It is an interprime number because it is at equal distance from previous prime (28889466667) and next prime (28889466673).

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

It is a super-3 number, since 3×28889466670³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28889466673) 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, 1444473324 + ... + 1444473343.

It is an arithmetic number, because the mean of its divisors is an integer number (6500130003).

Almost surely, 2^28889466670 is an apocalyptic number.

28889466670 is a deficient number, since it is larger than the sum of its proper divisors (23111573354).

28889466670 is a wasteful number, since it uses less digits than its factorization.

28889466670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2888946674.

The product of its (nonzero) digits is 55738368, while the sum is 64.

The spelling of 28889466670 in words is "twenty-eight billion, eight hundred eighty-nine million, four hundred sixty-six thousand, six hundred seventy".