546427342986840 has 768 divisors, whose sum is σ = 2136838579200000. Its totient is φ = 118465832669184.

The previous prime is 546427342986839. The next prime is 546427342986907. The reversal of 546427342986840 is 48689243724645.

546427342986840 is a `hidden beast` number, since 5 + 4 + 6 + 4 + 273 + 4 + 298 + 68 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

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, 1148652874 + ... + 1149128486.

It is an arithmetic number, because the mean of its divisors is an integer number (2782341900000).

Almost surely, 2^{546427342986840} 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 546427342986840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1068419289600000).

546427342986840 is an abundant number, since it is smaller than the sum of its proper divisors (1590411236213160).

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

546427342986840 is a wasteful number, since it uses less digits than its factorization.

546427342986840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475944 (or 475937 counting only the distinct ones).

The product of its (nonzero) digits is 2229534720, while the sum is 72.

The spelling of 546427342986840 in words is "five hundred forty-six trillion, four hundred twenty-seven billion, three hundred forty-two million, nine hundred eighty-six thousand, eight hundred forty".