2655726528 has 224 divisors, whose sum is σ = 8742866944. Its totient is φ = 692748288.

The previous prime is 2655726517. The next prime is 2655726547. The reversal of 2655726528 is 8256275562.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

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, 1694001 + ... + 1695567.

It is an arithmetic number, because the mean of its divisors is an integer number (39030656).

Almost surely, 2^2655726528 is an apocalyptic number.

2655726528 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 2655726528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4371433472).

2655726528 is an abundant number, since it is smaller than the sum of its proper divisors (6087140416).

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

2655726528 is a wasteful number, since it uses less digits than its factorization.

2655726528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1699 (or 1689 counting only the distinct ones).

The product of its digits is 2016000, while the sum is 48.

The square root of 2655726528 is about 51533.7416456442. The cubic root of 2655726528 is about 1384.8235823376.

The spelling of 2655726528 in words is "two billion, six hundred fifty-five million, seven hundred twenty-six thousand, five hundred twenty-eight".