5855615216640 has 4224 divisors, whose sum is σ = 27958155264000. Its totient is φ = 1123685498880.

The previous prime is 5855615216579. The next prime is 5855615216681. The reversal of 5855615216640 is 466125165585.

5855615216640 is a `hidden beast` number, since 5 + 8 + 5 + 5 + 615 + 2 + 16 + 6 + 4 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 158259870702 + ... + 158259870738.

Almost surely, 2^{5855615216640} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5855615216640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13979077632000).

5855615216640 is an abundant number, since it is smaller than the sum of its proper divisors (22102540047360).

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

5855615216640 is a wasteful number, since it uses less digits than its factorization.

5855615216640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156 (or 121 counting only the distinct ones).

The product of its (nonzero) digits is 8640000, while the sum is 54.

The spelling of 5855615216640 in words is "five trillion, eight hundred fifty-five billion, six hundred fifteen million, two hundred sixteen thousand, six hundred forty".