545553316 has 48 divisors (see below), whose sum is σ = 1198955520. Its totient is φ = 211007520.

The previous prime is 545553313. The next prime is 545553319. The reversal of 545553316 is 613355545.

It is an interprime number because it is at equal distance from previous prime (545553313) and next prime (545553319).

It is not an unprimeable number, because it can be changed into a prime (545553313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36441 + ... + 49183.

It is an arithmetic number, because the mean of its divisors is an integer number (24978240).

Almost surely, 2^545553316 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 545553316, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (599477760).

545553316 is an abundant number, since it is smaller than the sum of its proper divisors (653402204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545553316 is a wasteful number, since it uses less digits than its factorization.

545553316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12904 (or 12902 counting only the distinct ones).

The product of its digits is 135000, while the sum is 37.

The square root of 545553316 is about 23357.0827801761. The cubic root of 545553316 is about 817.1072551025.

The spelling of 545553316 in words is "five hundred forty-five million, five hundred fifty-three thousand, three hundred sixteen".