546455506 has 4 divisors (see below), whose sum is σ = 819683262. Its totient is φ = 273227752.

The previous prime is 546455501. The next prime is 546455519. The reversal of 546455506 is 605554645.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 605554645 = 5 ⋅121110929.

It can be written as a sum of positive squares in only one way, i.e., 424154025 + 122301481 = 20595^2 + 11059^2 .

It is a super-2 number, since 2×546455506² = 597227240075432072, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (546455501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 136613875 + ... + 136613878.

Almost surely, 2^546455506 is an apocalyptic number.

546455506 is a deficient number, since it is larger than the sum of its proper divisors (273227756).

546455506 is a wasteful number, since it uses less digits than its factorization.

546455506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273227755.

The product of its (nonzero) digits is 360000, while the sum is 40.

The square root of 546455506 is about 23376.3877876801. The cubic root of 546455506 is about 817.5574280312.

The spelling of 546455506 in words is "five hundred forty-six million, four hundred fifty-five thousand, five hundred six".