28058823455364 has 135 divisors (see below), whose sum is σ = 79431255541407. Its totient is φ = 8633102751936.

The previous prime is 28058823455293. The next prime is 28058823455491. The reversal of 28058823455364 is 46355432885082.

The square root of 28058823455364 is 5297058.

It is a perfect power (a square), and thus also a powerful number.

28058823455364 is a `hidden beast` number, since 2 + 8 + 0 + 58 + 8 + 2 + 3 + 45 + 536 + 4 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 9835487000964 + 18223336454400 = 3136158^2 + 4268880^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 1239500254 + ... + 1239522890.

Almost surely, 2^{28058823455364} is an apocalyptic number.

28058823455364 is the 5297058-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 28058823455364

28058823455364 is an abundant number, since it is smaller than the sum of its proper divisors (51372432086043).

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

28058823455364 is an frugal number, since it uses more digits than its factorization.

28058823455364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45316 (or 22655 counting only the distinct ones).

The product of its (nonzero) digits is 221184000, while the sum is 63.

The spelling of 28058823455364 in words is "twenty-eight trillion, fifty-eight billion, eight hundred twenty-three million, four hundred fifty-five thousand, three hundred sixty-four".