54466026531840 has 4224 divisors, whose sum is σ = 268221712711680. Its totient is φ = 10247897088000.

The previous prime is 54466026531809. The next prime is 54466026531853. The reversal of 54466026531840 is 4813562066445.

54466026531840 is a `hidden beast` number, since 5 + 4 + 4 + 6 + 6 + 0 + 26 + 531 + 84 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (4224).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 41864739190 + ... + 41864740490.

Almost surely, 2^{54466026531840} 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 54466026531840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134110856355840).

54466026531840 is an abundant number, since it is smaller than the sum of its proper divisors (213755686179840).

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

54466026531840 is a wasteful number, since it uses less digits than its factorization.

54466026531840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1401 (or 1371 counting only the distinct ones).

The product of its (nonzero) digits is 16588800, while the sum is 54.

The spelling of 54466026531840 in words is "fifty-four trillion, four hundred sixty-six billion, twenty-six million, five hundred thirty-one thousand, eight hundred forty".