228700625802 has 64 divisors (see below), whose sum is σ = 515247022080. Its totient is φ = 67045809600.

The previous prime is 228700625773. The next prime is 228700625827. The reversal of 228700625802 is 208526007822.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6917403 + ... + 6950385.

It is an arithmetic number, because the mean of its divisors is an integer number (8050734720).

Almost surely, 2^228700625802 is an apocalyptic number.

228700625802 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 228700625802, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (257623511040).

228700625802 is an abundant number, since it is smaller than the sum of its proper divisors (286546396278).

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

228700625802 is a wasteful number, since it uses less digits than its factorization.

228700625802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36419.

The product of its (nonzero) digits is 215040, while the sum is 42.

The spelling of 228700625802 in words is "two hundred twenty-eight billion, seven hundred million, six hundred twenty-five thousand, eight hundred two".