545155546 has 8 divisors (see below), whose sum is σ = 880635924. Its totient is φ = 251610240.

The previous prime is 545155531. The next prime is 545155561. The reversal of 545155546 is 645551545.

It is an interprime number because it is at equal distance from previous prime (545155531) and next prime (545155561).

It can be written as a sum of positive squares in 2 ways, for example, as 508006521 + 37149025 = 22539^2 + 6095^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 545155499 and 545155508.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10483735 + ... + 10483786.

Almost surely, 2^545155546 is an apocalyptic number.

545155546 is a deficient number, since it is larger than the sum of its proper divisors (335480378).

545155546 is a wasteful number, since it uses less digits than its factorization.

545155546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20967536.

The product of its digits is 300000, while the sum is 40.

The square root of 545155546 is about 23348.5662514853. The cubic root of 545155546 is about 816.9086189853.

The spelling of 545155546 in words is "five hundred forty-five million, one hundred fifty-five thousand, five hundred forty-six".