5631773280 has 288 divisors, whose sum is σ = 21402226944. Its totient is φ = 1219249152.

The previous prime is 5631773227. The next prime is 5631773281. The reversal of 5631773280 is 823771365.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5631773281) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1210639 + ... + 1215281.

It is an arithmetic number, because the mean of its divisors is an integer number (74313288).

Almost surely, 2^5631773280 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 5631773280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10701113472).

5631773280 is an abundant number, since it is smaller than the sum of its proper divisors (15770453664).

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

5631773280 is a wasteful number, since it uses less digits than its factorization.

5631773280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4706 (or 4679 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 42.

The square root of 5631773280 is about 75045.1416148974. The cubic root of 5631773280 is about 1779.1601980458.

The spelling of 5631773280 in words is "five billion, six hundred thirty-one million, seven hundred seventy-three thousand, two hundred eighty".