806132447550 has 216 divisors, whose sum is σ = 2285885528784. Its totient is φ = 203291151360.

The previous prime is 806132447543. The next prime is 806132447569. The reversal of 806132447550 is 55744231608.

806132447550 is a `hidden beast` number, since 8 + 0 + 61 + 32 + 4 + 4 + 7 + 550 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 806132447496 and 806132447505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 81977434 + ... + 81987266.

It is an arithmetic number, because the mean of its divisors is an integer number (10582803374).

Almost surely, 2^806132447550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 806132447550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1142942764392).

806132447550 is an abundant number, since it is smaller than the sum of its proper divisors (1479753081234).

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

806132447550 is a wasteful number, since it uses less digits than its factorization.

806132447550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10052 (or 9955 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 45.

The spelling of 806132447550 in words is "eight hundred six billion, one hundred thirty-two million, four hundred forty-seven thousand, five hundred fifty".