545046630 has 64 divisors (see below), whose sum is σ = 1348574400. Its totient is φ = 140880384.

The previous prime is 545046611. The next prime is 545046637. The reversal of 545046630 is 36640545.

It is a junction number, because it is equal to n+sod(n) for n = 545046591 and 545046600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545046637) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 351096 + ... + 352644.

It is an arithmetic number, because the mean of its divisors is an integer number (21071475).

Almost surely, 2^545046630 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 545046630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (674287200).

545046630 is an abundant number, since it is smaller than the sum of its proper divisors (803527770).

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

545046630 is a wasteful number, since it uses less digits than its factorization.

545046630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1913.

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 545046630 is about 23346.2337433685. The cubic root of 545046630 is about 816.8542122838.

The spelling of 545046630 in words is "five hundred forty-five million, forty-six thousand, six hundred thirty".