546797744640 has 960 divisors, whose sum is σ = 2259255398400. Its totient is φ = 124157214720.

The previous prime is 546797744639. The next prime is 546797744671. The reversal of 546797744640 is 46447797645.

546797744640 is a `hidden beast` number, since 5 + 4 + 67 + 97 + 7 + 446 + 40 = 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 (63).

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, 866557125 + ... + 866557755.

It is an arithmetic number, because the mean of its divisors is an integer number (2353391040).

Almost surely, 2^546797744640 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 546797744640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1129627699200).

546797744640 is an abundant number, since it is smaller than the sum of its proper divisors (1712457653760).

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

546797744640 is an equidigital number, since it uses as much as digits as its factorization.

546797744640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875 (or 847 counting only the distinct ones).

The product of its (nonzero) digits is 142248960, while the sum is 63.

The spelling of 546797744640 in words is "five hundred forty-six billion, seven hundred ninety-seven million, seven hundred forty-four thousand, six hundred forty".