546215134646 has 16 divisors (see below), whose sum is σ = 870743144160. Its totient is φ = 256086864000.

The previous prime is 546215134573. The next prime is 546215134667. The reversal of 546215134646 is 646431512645.

It is a self number, because there is not a number n which added to its sum of digits gives 546215134646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29851730 + ... + 29870021.

It is an arithmetic number, because the mean of its divisors is an integer number (54421446510).

Almost surely, 2^546215134646 is an apocalyptic number.

546215134646 is a deficient number, since it is larger than the sum of its proper divisors (324528009514).

546215134646 is a wasteful number, since it uses less digits than its factorization.

546215134646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59722039.

The product of its digits is 2073600, while the sum is 47.

The spelling of 546215134646 in words is "five hundred forty-six billion, two hundred fifteen million, one hundred thirty-four thousand, six hundred forty-six".