5605601000 has 64 divisors (see below), whose sum is σ = 13247217360. Its totient is φ = 2220000000.

The previous prime is 5605600969. The next prime is 5605601011. The reversal of 5605601000 is 1065065.

It can be written as a sum of positive squares in 8 ways, for example, as 2038883716 + 3566717284 = 45154^2 + 59722^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73250 + ... + 128750.

Almost surely, 2^5605601000 is an apocalyptic number.

5605601000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5605601000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6623608680).

5605601000 is an abundant number, since it is smaller than the sum of its proper divisors (7641616360).

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

5605601000 is a wasteful number, since it uses less digits than its factorization.

5605601000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55623 (or 55609 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 5605601000 is about 74870.5616380697. The cubic root of 5605601000 is about 1776.3998479163.

Adding to 5605601000 its reverse (1065065), we get a palindrome (5606666065).

The spelling of 5605601000 in words is "five billion, six hundred five million, six hundred one thousand".