258604382220 has 48 divisors (see below), whose sum is σ = 725168300640. Its totient is φ = 68858689536.

The previous prime is 258604382219. The next prime is 258604382227. The reversal of 258604382220 is 22283406852.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (258604382227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3161755 + ... + 3242514.

It is an arithmetic number, because the mean of its divisors is an integer number (15107672930).

Almost surely, 2^258604382220 is an apocalyptic number.

258604382220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

258604382220 is an abundant number, since it is smaller than the sum of its proper divisors (466563918420).

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

258604382220 is a wasteful number, since it uses less digits than its factorization.

258604382220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6404954 (or 6404952 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 42.

The spelling of 258604382220 in words is "two hundred fifty-eight billion, six hundred four million, three hundred eighty-two thousand, two hundred twenty".