54100000000 has 162 divisors, whose sum is σ = 135235282322. Its totient is φ = 21600000000.

The previous prime is 54099999973. The next prime is 54100000013. The reversal of 54100000000 is 145.

It can be written as a sum of positive squares in 9 ways, for example, as 15205849344 + 38894150656 = 123312^2 + 197216^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a nialpdrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 99999730 + ... + 100000270.

Almost surely, 2^54100000000 is an apocalyptic number.

54100000000 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 54100000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67617641161).

54100000000 is an abundant number, since it is smaller than the sum of its proper divisors (81135282322).

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

54100000000 is an frugal number, since it uses more digits than its factorization.

54100000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597 (or 548 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 10.

Adding to 54100000000 its reverse (145), we get a palindrome (54100000145).

The spelling of 54100000000 in words is "fifty-four billion, one hundred million", and thus it is an aban number.