54465203520 has 1344 divisors, whose sum is σ = 246036510720. Its totient is φ = 11161608192.

The previous prime is 54465203509. The next prime is 54465203579. The reversal of 54465203520 is 2530256445.

54465203520 is a `hidden beast` number, since 5 + 446 + 5 + 203 + 5 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (1344).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 304274791 + ... + 304274969.

It is an arithmetic number, because the mean of its divisors is an integer number (183062880).

Almost surely, 2^54465203520 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 54465203520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123018255360).

54465203520 is an abundant number, since it is smaller than the sum of its proper divisors (191571307200).

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

54465203520 is a wasteful number, since it uses less digits than its factorization.

54465203520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274 (or 252 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 54465203520 its reverse (2530256445), we get a palindrome (56995459965).

The spelling of 54465203520 in words is "fifty-four billion, four hundred sixty-five million, two hundred three thousand, five hundred twenty".