28308075003120 has 160 divisors (see below), whose sum is σ = 95743207042560. Its totient is φ = 6861814942720.

The previous prime is 28308075003113. The next prime is 28308075003151. The reversal of 28308075003120 is 2130057080382.

It is a super-2 number, since 2×28308075003120² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23810662 + ... + 24971258.

It is an arithmetic number, because the mean of its divisors is an integer number (598395044016).

Almost surely, 2^{28308075003120} is an apocalyptic number.

28308075003120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

28308075003120 is an abundant number, since it is smaller than the sum of its proper divisors (67435132039440).

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

28308075003120 is a wasteful number, since it uses less digits than its factorization.

28308075003120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1169863 (or 1169857 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The spelling of 28308075003120 in words is "twenty-eight trillion, three hundred eight billion, seventy-five million, three thousand, one hundred twenty".