2655629064 has 240 divisors, whose sum is σ = 8422848720. Its totient is φ = 775232640.

The previous prime is 2655629051. The next prime is 2655629071. The reversal of 2655629064 is 4609265562.

It is a happy number.

2655629064 is a `hidden beast` number, since 2 + 6 + 556 + 2 + 90 + 6 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 5994427 + ... + 5994869.

It is an arithmetic number, because the mean of its divisors is an integer number (35095203).

Almost surely, 2^2655629064 is an apocalyptic number.

2655629064 is a gapful number since it is divisible by the number (24) 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 2655629064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4211424360).

2655629064 is an abundant number, since it is smaller than the sum of its proper divisors (5767219656).

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

2655629064 is a wasteful number, since it uses less digits than its factorization.

2655629064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530 (or 488 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The square root of 2655629064 is about 51532.7960040982. The cubic root of 2655629064 is about 1384.8066413241.

The spelling of 2655629064 in words is "two billion, six hundred fifty-five million, six hundred twenty-nine thousand, sixty-four".