5605001020 has 24 divisors (see below), whose sum is σ = 11919499200. Its totient is φ = 2213620032.

The previous prime is 5605001011. The next prime is 5605001021. The reversal of 5605001020 is 201005065.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5605001021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1772155 + ... + 1775314.

It is an arithmetic number, because the mean of its divisors is an integer number (496645800).

Almost surely, 2^5605001020 is an apocalyptic number.

It is an amenable number.

5605001020 is an abundant number, since it is smaller than the sum of its proper divisors (6314498180).

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

5605001020 is a wasteful number, since it uses less digits than its factorization.

5605001020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3547557 (or 3547555 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 5605001020 is about 74866.5547491001. The cubic root of 5605001020 is about 1776.3364683068.

Adding to 5605001020 its reverse (201005065), we get a palindrome (5806006085).

The spelling of 5605001020 in words is "five billion, six hundred five million, one thousand, twenty".