5245885440 has 132 divisors (see below), whose sum is σ = 18177016104. Its totient is φ = 1398890496.

The previous prime is 5245885439. The next prime is 5245885453. The reversal of 5245885440 is 445885425.

5245885440 is a `hidden beast` number, since 5 + 24 + 5 + 88 + 544 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10842 + ... + 103001.

Almost surely, 2^5245885440 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 5245885440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9088508052).

5245885440 is an abundant number, since it is smaller than the sum of its proper divisors (12931130664).

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

5245885440 is a wasteful number, since it uses less digits than its factorization.

5245885440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113874 (or 113853 counting only the distinct ones).

The product of its (nonzero) digits is 1024000, while the sum is 45.

The square root of 5245885440 is about 72428.4850041750. The cubic root of 5245885440 is about 1737.5591618659.

The spelling of 5245885440 in words is "five billion, two hundred forty-five million, eight hundred eighty-five thousand, four hundred forty".