28331322313382 has 64 divisors (see below), whose sum is σ = 47814219468288. Its totient is φ = 12478324320000.

The previous prime is 28331322313379. The next prime is 28331322313433.

28331322313382 is nontrivially palindromic in base 10.

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, 921118748 + ... + 921149504.

It is an arithmetic number, because the mean of its divisors is an integer number (747097179192).

Almost surely, 2^{28331322313382} is an apocalyptic number.

28331322313382 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

28331322313382 is a deficient number, since it is larger than the sum of its proper divisors (19482897154906).

28331322313382 is a wasteful number, since it uses less digits than its factorization.

28331322313382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37725.

The product of its digits is 746496, while the sum is 44.

The spelling of 28331322313382 in words is "twenty-eight trillion, three hundred thirty-one billion, three hundred twenty-two million, three hundred thirteen thousand, three hundred eighty-two".