545547984960 has 896 divisors, whose sum is σ = 2035147161600. Its totient is φ = 122429767680.

The previous prime is 545547984953. The next prime is 545547984983. The reversal of 545547984960 is 69489745545.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a junction number, because it is equal to n+sod(n) for n = 545547984891 and 545547984900.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2446403409 + ... + 2446403631.

It is an arithmetic number, because the mean of its divisors is an integer number (2271369600).

Almost surely, 2^545547984960 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 545547984960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1017573580800).

545547984960 is an abundant number, since it is smaller than the sum of its proper divisors (1489599176640).

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

545547984960 is a wasteful number, since it uses less digits than its factorization.

545547984960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499 (or 489 counting only the distinct ones).

The product of its (nonzero) digits is 217728000, while the sum is 66.

The spelling of 545547984960 in words is "five hundred forty-five billion, five hundred forty-seven million, nine hundred eighty-four thousand, nine hundred sixty".