5621773248 has 560 divisors, whose sum is σ = 21747870144. Its totient is φ = 1393459200.

The previous prime is 5621773247. The next prime is 5621773249. The reversal of 5621773248 is 8423771265.

5621773248 is a `hidden beast` number, since 562 + 17 + 7 + 32 + 48 = 666.

It is an interprime number because it is at equal distance from previous prime (5621773247) and next prime (5621773249).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5621773243) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 8019298 + ... + 8019998.

Almost surely, 2^5621773248 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 5621773248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10873935072).

5621773248 is an abundant number, since it is smaller than the sum of its proper divisors (16126096896).

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

5621773248 is a wasteful number, since it uses less digits than its factorization.

5621773248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 762 (or 743 counting only the distinct ones).

The product of its digits is 564480, while the sum is 45.

The square root of 5621773248 is about 74978.4852340990. The cubic root of 5621773248 is about 1778.1065216406.

The spelling of 5621773248 in words is "five billion, six hundred twenty-one million, seven hundred seventy-three thousand, two hundred forty-eight".