28321077874 has 32 divisors (see below), whose sum is σ = 45921015360. Its totient is φ = 13056422400.

The previous prime is 28321077847. The next prime is 28321077913. The reversal of 28321077874 is 47877012382.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 428314 + ... + 489994.

It is an arithmetic number, because the mean of its divisors is an integer number (1435031730).

Almost surely, 2^28321077874 is an apocalyptic number.

28321077874 is a deficient number, since it is larger than the sum of its proper divisors (17599937486).

28321077874 is a wasteful number, since it uses less digits than its factorization.

28321077874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62026.

The product of its (nonzero) digits is 1053696, while the sum is 49.

The spelling of 28321077874 in words is "twenty-eight billion, three hundred twenty-one million, seventy-seven thousand, eight hundred seventy-four".