28590158004 has 24 divisors (see below), whose sum is σ = 69610820160. Its totient is φ = 9115702464.

The previous prime is 28590157933. The next prime is 28590158029. The reversal of 28590158004 is 40085109582.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51793489 + ... + 51794040.

It is an arithmetic number, because the mean of its divisors is an integer number (2900450840).

Almost surely, 2^28590158004 is an apocalyptic number.

It is an amenable number.

28590158004 is an abundant number, since it is smaller than the sum of its proper divisors (41020662156).

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

28590158004 is a wasteful number, since it uses less digits than its factorization.

28590158004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103587559 (or 103587557 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 42.

The spelling of 28590158004 in words is "twenty-eight billion, five hundred ninety million, one hundred fifty-eight thousand, four".