54164243040 has 96 divisors (see below), whose sum is σ = 171156071520. Its totient is φ = 14398193664.

The previous prime is 54164243039. The next prime is 54164243083. The reversal of 54164243040 is 4034246145.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 54164242992 and 54164243010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25825 + ... + 330144.

It is an arithmetic number, because the mean of its divisors is an integer number (1782875745).

Almost surely, 2^54164243040 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 54164243040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85578035760).

54164243040 is an abundant number, since it is smaller than the sum of its proper divisors (116991828480).

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

54164243040 is a wasteful number, since it uses less digits than its factorization.

54164243040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356304 (or 356296 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 54164243040 its reverse (4034246145), we get a palindrome (58198489185).

The spelling of 54164243040 in words is "fifty-four billion, one hundred sixty-four million, two hundred forty-three thousand, forty".