54203720381100 has 252 divisors, whose sum is σ = 176954391444096. Its totient is φ = 14404987589760.

The previous prime is 54203720381089. The next prime is 54203720381147. The reversal of 54203720381100 is 118302730245.

54203720381100 is a `hidden beast` number, since 5 + 4 + 203 + 72 + 0 + 381 + 1 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 20090869 + ... + 22628531.

It is an arithmetic number, because the mean of its divisors is an integer number (702199966048).

Almost surely, 2^{54203720381100} is an apocalyptic number.

54203720381100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54203720381100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88477195722048).

54203720381100 is an abundant number, since it is smaller than the sum of its proper divisors (122750671062996).

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

54203720381100 is a wasteful number, since it uses less digits than its factorization.

54203720381100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2537988 (or 2537966 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The spelling of 54203720381100 in words is "fifty-four trillion, two hundred three billion, seven hundred twenty million, three hundred eighty-one thousand, one hundred".