5855216640 has 704 divisors, whose sum is σ = 23770091520. Its totient is φ = 1197342720.

The previous prime is 5855216629. The next prime is 5855216707. The reversal of 5855216640 is 466125585.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 5855216592 and 5855216601.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 82467805 + ... + 82467875.

Almost surely, 2^5855216640 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 5855216640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11885045760).

5855216640 is an abundant number, since it is smaller than the sum of its proper divisors (17914874880).

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

5855216640 is a wasteful number, since it uses less digits than its factorization.

5855216640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178 (or 160 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 42.

The square root of 5855216640 is about 76519.3873472599. The cubic root of 5855216640 is about 1802.3853806796.

The spelling of 5855216640 in words is "five billion, eight hundred fifty-five million, two hundred sixteen thousand, six hundred forty".