2655043040 has 96 divisors (see below), whose sum is σ = 6937812000. Its totient is φ = 953800704.

The previous prime is 2655042979. The next prime is 2655043049. The reversal of 2655043040 is 403405562.

It is a junction number, because it is equal to n+sod(n) for n = 2655042994 and 2655043012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2655043049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59711 + ... + 94209.

It is an arithmetic number, because the mean of its divisors is an integer number (72268875).

Almost surely, 2^2655043040 is an apocalyptic number.

2655043040 is a gapful number since it is divisible by the number (20) 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 2655043040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3468906000).

2655043040 is an abundant number, since it is smaller than the sum of its proper divisors (4282768960).

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

2655043040 is a wasteful number, since it uses less digits than its factorization.

2655043040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34564 (or 34556 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 2655043040 is about 51527.1097578741. The cubic root of 2655043040 is about 1384.7047709689.

The spelling of 2655043040 in words is "two billion, six hundred fifty-five million, forty-three thousand, forty".