546809276868161 has 32 divisors (see below), whose sum is σ = 572062971432960. Its totient is φ = 522088552440000.

The previous prime is 546809276868073. The next prime is 546809276868163. The reversal of 546809276868161 is 161868672908645.

It is a cyclic number.

It is not a de Polignac number, because 546809276868161 - 2²² = 546809272673857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (546809276868163) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 478560011 + ... + 479701263.

It is an arithmetic number, because the mean of its divisors is an integer number (17876967857280).

Almost surely, 2^{546809276868161} is an apocalyptic number.

It is an amenable number.

546809276868161 is a deficient number, since it is larger than the sum of its proper divisors (25253694564799).

546809276868161 is a wasteful number, since it uses less digits than its factorization.

546809276868161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1142117.

The product of its (nonzero) digits is 1672151040, while the sum is 77.

The spelling of 546809276868161 in words is "five hundred forty-six trillion, eight hundred nine billion, two hundred seventy-six million, eight hundred sixty-eight thousand, one hundred sixty-one".