6655802711040 has 440 divisors, whose sum is σ = 27257879053152. Its totient is φ = 1521325670400.

The previous prime is 6655802711039. The next prime is 6655802711071. The reversal of 6655802711040 is 401172085566.

6655802711040 is a `hidden beast` number, since 6 + 6 + 5 + 580 + 27 + 1 + 1 + 0 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1756690 + ... + 4049390.

Almost surely, 2^{6655802711040} is an apocalyptic number.

6655802711040 is a gapful number since it is divisible by the number (60) 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 6655802711040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13628939526576).

6655802711040 is an abundant number, since it is smaller than the sum of its proper divisors (20602076342112).

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

6655802711040 is a wasteful number, since it uses less digits than its factorization.

6655802711040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2292745 (or 2292718 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 45.

The spelling of 6655802711040 in words is "six trillion, six hundred fifty-five billion, eight hundred two million, seven hundred eleven thousand, forty".