28999300444404 has 24 divisors (see below), whose sum is σ = 71645330510208. Its totient is φ = 9097819747200.

The previous prime is 28999300444393. The next prime is 28999300444409. The reversal of 28999300444404 is 40444400399982.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28999300444409) 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 7 ways as a sum of consecutive naturals, for example, 71076716572 + ... + 71076716979.

It is an arithmetic number, because the mean of its divisors is an integer number (2985222104592).

Almost surely, 2^{28999300444404} is an apocalyptic number.

It is an amenable number.

28999300444404 is an abundant number, since it is smaller than the sum of its proper divisors (42646030065804).

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

28999300444404 is a wasteful number, since it uses less digits than its factorization.

28999300444404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142153433575 (or 142153433573 counting only the distinct ones).

The product of its (nonzero) digits is 35831808, while the sum is 60.

The spelling of 28999300444404 in words is "twenty-eight trillion, nine hundred ninety-nine billion, three hundred million, four hundred forty-four thousand, four hundred four".