546646456 has 8 divisors (see below), whose sum is σ = 1024962120. Its totient is φ = 273323224.

The previous prime is 546646447. The next prime is 546646459. The reversal of 546646456 is 654646645.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546646459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34165396 + ... + 34165411.

It is an arithmetic number, because the mean of its divisors is an integer number (128120265).

Almost surely, 2^546646456 is an apocalyptic number.

It is an amenable number.

546646456 is a deficient number, since it is larger than the sum of its proper divisors (478315664).

546646456 is a wasteful number, since it uses less digits than its factorization.

546646456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68330813 (or 68330809 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 46.

The square root of 546646456 is about 23380.4716804431. The cubic root of 546646456 is about 817.6526443291.

The spelling of 546646456 in words is "five hundred forty-six million, six hundred forty-six thousand, four hundred fifty-six".