54693919040 has 112 divisors (see below), whose sum is σ = 137541414528. Its totient is φ = 20674013184.

The previous prime is 54693919019. The next prime is 54693919081. The reversal of 54693919040 is 4091939645.

It is a self number, because there is not a number n which added to its sum of digits gives 54693919040.

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, 566114 + ... + 655646.

It is an arithmetic number, because the mean of its divisors is an integer number (1228048344).

Almost surely, 2^54693919040 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 54693919040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68770707264).

54693919040 is an abundant number, since it is smaller than the sum of its proper divisors (82847495488).

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

54693919040 is a wasteful number, since it uses less digits than its factorization.

54693919040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89656 (or 89646 counting only the distinct ones).

The product of its (nonzero) digits is 1049760, while the sum is 50.

The spelling of 54693919040 in words is "fifty-four billion, six hundred ninety-three million, nine hundred nineteen thousand, forty".