5255600658 has 64 divisors (see below), whose sum is σ = 13161388032. Its totient is φ = 1359204480.

The previous prime is 5255600633. The next prime is 5255600699. The reversal of 5255600658 is 8560065525.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 83235 + ... + 132057.

It is an arithmetic number, because the mean of its divisors is an integer number (205646688).

Almost surely, 2^5255600658 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5255600658, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6580694016).

5255600658 is an abundant number, since it is smaller than the sum of its proper divisors (7905787374).

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

5255600658 is a wasteful number, since it uses less digits than its factorization.

5255600658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49079.

The product of its (nonzero) digits is 360000, while the sum is 42.

The square root of 5255600658 is about 72495.5216409952. The cubic root of 5255600658 is about 1738.6311357053.

The spelling of 5255600658 in words is "five billion, two hundred fifty-five million, six hundred thousand, six hundred fifty-eight".