5637406720 has 304 divisors, whose sum is σ = 16307422848. Its totient is φ = 1845493760.

The previous prime is 5637406679. The next prime is 5637406739. The reversal of 5637406720 is 276047365.

It is a super-3 number, since 3×5637406720³ (a number of 30 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

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, 245104629 + ... + 245104651.

Almost surely, 2^5637406720 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 5637406720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8153711424).

5637406720 is an abundant number, since it is smaller than the sum of its proper divisors (10670016128).

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

5637406720 is an equidigital number, since it uses as much as digits as its factorization.

5637406720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92 (or 58 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 40.

The square root of 5637406720 is about 75082.6659089833. The cubic root of 5637406720 is about 1779.7532292673.

The spelling of 5637406720 in words is "five billion, six hundred thirty-seven million, four hundred six thousand, seven hundred twenty".