5255054040 has 128 divisors (see below), whose sum is σ = 16381310400. Its totient is φ = 1347010560.

The previous prime is 5255054033. The next prime is 5255054107. The reversal of 5255054040 is 404505525.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 5255053989 and 5255054007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 807600 + ... + 814080.

Almost surely, 2^5255054040 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 5255054040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8190655200).

5255054040 is an abundant number, since it is smaller than the sum of its proper divisors (11126256360).

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

5255054040 is a wasteful number, since it uses less digits than its factorization.

5255054040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6757 (or 6753 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 30.

The square root of 5255054040 is about 72491.7515307776. The cubic root of 5255054040 is about 1738.5708571513.

Adding to 5255054040 its reverse (404505525), we get a palindrome (5659559565).

The spelling of 5255054040 in words is "five billion, two hundred fifty-five million, fifty-four thousand, forty".