5571203640 has 128 divisors (see below), whose sum is σ = 16995528000. Its totient is φ = 1460809728.

The previous prime is 5571203623. The next prime is 5571203641. The reversal of 5571203640 is 463021755.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5571203641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1790406 + ... + 1793514.

Almost surely, 2^5571203640 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 5571203640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8497764000).

5571203640 is an abundant number, since it is smaller than the sum of its proper divisors (11424324360).

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

5571203640 is a wasteful number, since it uses less digits than its factorization.

5571203640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3369 (or 3365 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 5571203640 is about 74640.4959790595. The cubic root of 5571203640 is about 1772.7589136137.

The spelling of 5571203640 in words is "five billion, five hundred seventy-one million, two hundred three thousand, six hundred forty".