54899821080 has 384 divisors, whose sum is σ = 205385544000. Its totient is φ = 12598050816.

The previous prime is 54899821061. The next prime is 54899821157. The reversal of 54899821080 is 8012899845.

54899821080 is a `hidden beast` number, since 5 + 489 + 9 + 82 + 1 + 0 + 80 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8509696 + ... + 8516144.

Almost surely, 2^54899821080 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54899821080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102692772000).

54899821080 is an abundant number, since it is smaller than the sum of its proper divisors (150485722920).

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

54899821080 is a wasteful number, since it uses less digits than its factorization.

54899821080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6603 (or 6596 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 54.

The spelling of 54899821080 in words is "fifty-four billion, eight hundred ninety-nine million, eight hundred twenty-one thousand, eighty".