546439426560 has 960 divisors, whose sum is σ = 2097354010752. Its totient is φ = 135874215936.

The previous prime is 546439426517. The next prime is 546439426583. The reversal of 546439426560 is 65624934645.

546439426560 is a `hidden beast` number, since 5 + 4 + 6 + 4 + 39 + 42 + 6 + 560 = 666.

It is a tau number, because it is divible by the number of its divisors (960).

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

It is a junction number, because it is equal to n+sod(n) for n = 546439426497 and 546439426506.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1723783522 + ... + 1723783838.

Almost surely, 2^546439426560 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 546439426560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1048677005376).

546439426560 is an abundant number, since it is smaller than the sum of its proper divisors (1550914584192).

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

546439426560 is a wasteful number, since it uses less digits than its factorization.

546439426560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535 (or 507 counting only the distinct ones).

The product of its (nonzero) digits is 18662400, while the sum is 54.

The spelling of 546439426560 in words is "five hundred forty-six billion, four hundred thirty-nine million, four hundred twenty-six thousand, five hundred sixty".