546641553 has 8 divisors (see below), whose sum is σ = 729452416. Its totient is φ = 364129200.

The previous prime is 546641519. The next prime is 546641581. The reversal of 546641553 is 355146645.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 546641553 - 2⁶ = 546641489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (546641453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70318 + ... + 77703.

It is an arithmetic number, because the mean of its divisors is an integer number (91181552).

Almost surely, 2^546641553 is an apocalyptic number.

It is an amenable number.

546641553 is a deficient number, since it is larger than the sum of its proper divisors (182810863).

546641553 is a wasteful number, since it uses less digits than its factorization.

546641553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149255.

The product of its digits is 216000, while the sum is 39.

The square root of 546641553 is about 23380.3668277467. The cubic root of 546641553 is about 817.6501997491.

The spelling of 546641553 in words is "five hundred forty-six million, six hundred forty-one thousand, five hundred fifty-three".