2755897344 has 240 divisors, whose sum is σ = 8472964500. Its totient is φ = 891813888.

The previous prime is 2755897337. The next prime is 2755897393. The reversal of 2755897344 is 4437985572.

It is a happy number.

2755897344 is a `hidden beast` number, since 27 + 5 + 589 + 7 + 34 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2540160000 + 215737344 = 50400^2 + 14688^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6137632 + ... + 6138080.

Almost surely, 2^2755897344 is an apocalyptic number.

2755897344 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 2755897344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4236482250).

2755897344 is an abundant number, since it is smaller than the sum of its proper divisors (5717067156).

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

2755897344 is an equidigital number, since it uses as much as digits as its factorization.

2755897344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 520 (or 491 counting only the distinct ones).

The product of its digits is 8467200, while the sum is 54.

The square root of 2755897344 is about 52496.6412639895. The cubic root of 2755897344 is about 1402.0204405775.

The spelling of 2755897344 in words is "two billion, seven hundred fifty-five million, eight hundred ninety-seven thousand, three hundred forty-four".