2605012088 has 72 divisors (see below), whose sum is σ = 5877830880. Its totient is φ = 1078086240.

The previous prime is 2605012079. The next prime is 2605012097. The reversal of 2605012088 is 8802105062.

It is an interprime number because it is at equal distance from previous prime (2605012079) and next prime (2605012097).

It is a super-2 number, since 2×2605012088² = 13572175957252239488, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5626145 + ... + 5626607.

It is an arithmetic number, because the mean of its divisors is an integer number (81636540).

Almost surely, 2^2605012088 is an apocalyptic number.

2605012088 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 2605012088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2938915440).

2605012088 is an abundant number, since it is smaller than the sum of its proper divisors (3272818792).

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

2605012088 is an equidigital number, since it uses as much as digits as its factorization.

2605012088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 977 (or 503 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 2605012088 is about 51039.3190393446. The cubic root of 2605012088 is about 1375.9518853173.

The spelling of 2605012088 in words is "two billion, six hundred five million, twelve thousand, eighty-eight".