486815550 has 96 divisors (see below), whose sum is σ = 1332102240. Its totient is φ = 116889600.

The previous prime is 486815543. The next prime is 486815551. The reversal of 486815550 is 55518684.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (486815551) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 76906 + ... + 82994.

It is an arithmetic number, because the mean of its divisors is an integer number (13876065).

Almost surely, 2^486815550 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 486815550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (666051120).

486815550 is an abundant number, since it is smaller than the sum of its proper divisors (845286690).

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

486815550 is a wasteful number, since it uses less digits than its factorization.

486815550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6158 (or 6153 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 42.

The square root of 486815550 is about 22063.8969812678. The cubic root of 486815550 is about 786.6619555481.

The spelling of 486815550 in words is "four hundred eighty-six million, eight hundred fifteen thousand, five hundred fifty".