5624173440 has 640 divisors, whose sum is σ = 21593563200. Its totient is φ = 1391689728.

The previous prime is 5624173439. The next prime is 5624173441. The reversal of 5624173440 is 443714265.

It is an interprime number because it is at equal distance from previous prime (5624173439) and next prime (5624173441).

It is a tau number, because it is divible by the number of its divisors (640).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 5624173395 and 5624173404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5624173441) 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, 63192916 + ... + 63193004.

Almost surely, 2^5624173440 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 5624173440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10796781600).

5624173440 is an abundant number, since it is smaller than the sum of its proper divisors (15969389760).

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

5624173440 is a wasteful number, since it uses less digits than its factorization.

5624173440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196 (or 175 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The square root of 5624173440 is about 74994.4893975551. The cubic root of 5624173440 is about 1778.3595372896.

The spelling of 5624173440 in words is "five billion, six hundred twenty-four million, one hundred seventy-three thousand, four hundred forty".