28594407996 has 192 divisors, whose sum is σ = 94171714560. Its totient is φ = 7286872320.

The previous prime is 28594407977. The next prime is 28594408021. The reversal of 28594407996 is 69970449582.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 408310 + ... + 473186.

It is an arithmetic number, because the mean of its divisors is an integer number (490477680).

Almost surely, 2^28594407996 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 28594407996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47085857280).

28594407996 is an abundant number, since it is smaller than the sum of its proper divisors (65577306564).

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

28594407996 is a wasteful number, since it uses less digits than its factorization.

28594407996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64961 (or 64953 counting only the distinct ones).

The product of its (nonzero) digits is 39191040, while the sum is 63.

The spelling of 28594407996 in words is "twenty-eight billion, five hundred ninety-four million, four hundred seven thousand, nine hundred ninety-six".