2528698368 has 112 divisors (see below), whose sum is σ = 7706563200. Its totient is φ = 722436096.

The previous prime is 2528698351. The next prime is 2528698433. The reversal of 2528698368 is 8638968252.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164683 + ... + 179381.

It is an arithmetic number, because the mean of its divisors is an integer number (68808600).

Almost surely, 2^2528698368 is an apocalyptic number.

2528698368 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2528698368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3853281600).

2528698368 is an abundant number, since it is smaller than the sum of its proper divisors (5177864832).

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

2528698368 is an equidigital number, since it uses as much as digits as its factorization.

2528698368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14735 (or 14711 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 57.

The square root of 2528698368 is about 50286.1647772029. The cubic root of 2528698368 is about 1362.3823525835.

The spelling of 2528698368 in words is "two billion, five hundred twenty-eight million, six hundred ninety-eight thousand, three hundred sixty-eight".