54502003440 has 240 divisors, whose sum is σ = 194947710048. Its totient is φ = 14140873728.

The previous prime is 54502003399. The next prime is 54502003453. The reversal of 54502003440 is 4430020545.

54502003440 is a `hidden beast` number, since 5 + 450 + 200 + 3 + 4 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 681394 + ... + 757166.

Almost surely, 2^54502003440 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 54502003440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97473855024).

54502003440 is an abundant number, since it is smaller than the sum of its proper divisors (140445706608).

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

54502003440 is a wasteful number, since it uses less digits than its factorization.

54502003440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75838 (or 75820 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

Adding to 54502003440 its reverse (4430020545), we get a palindrome (58932023985).

The spelling of 54502003440 in words is "fifty-four billion, five hundred two million, three thousand, four hundred forty".