546645556601 has 4 divisors (see below), whose sum is σ = 546742502400. Its totient is φ = 546548610804.

The previous prime is 546645556579. The next prime is 546645556637. The reversal of 546645556601 is 106655546645.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-546645556601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (546645552601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48464441 + ... + 48475718.

It is an arithmetic number, because the mean of its divisors is an integer number (136685625600).

Almost surely, 2^546645556601 is an apocalyptic number.

It is an amenable number.

546645556601 is a deficient number, since it is larger than the sum of its proper divisors (96945799).

546645556601 is an equidigital number, since it uses as much as digits as its factorization.

546645556601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96945798.

The product of its (nonzero) digits is 12960000, while the sum is 53.

The spelling of 546645556601 in words is "five hundred forty-six billion, six hundred forty-five million, five hundred fifty-six thousand, six hundred one".