54081012 has 48 divisors (see below), whose sum is σ = 134168832. Its totient is φ = 16896000.

The previous prime is 54080977. The next prime is 54081043. The reversal of 54081012 is 21018045.

It is a self number, because there is not a number n which added to its sum of digits gives 54081012.

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, 71637 + ... + 72387.

It is an arithmetic number, because the mean of its divisors is an integer number (2795184).

Almost surely, 2^54081012 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 54081012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67084416).

54081012 is an abundant number, since it is smaller than the sum of its proper divisors (80087820).

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

54081012 is a wasteful number, since it uses less digits than its factorization.

54081012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1128 (or 1126 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 54081012 is about 7353.9793309473. The cubic root of 54081012 is about 378.1652366808.

Adding to 54081012 its reverse (21018045), we get a palindrome (75099057).

The spelling of 54081012 in words is "fifty-four million, eighty-one thousand, twelve".