550263713580 has 960 divisors, whose sum is σ = 2149759180800. Its totient is φ = 114976972800.

The previous prime is 550263713569. The next prime is 550263713581. The reversal of 550263713580 is 85317362055.

550263713580 is a `hidden beast` number, since 5 + 5 + 0 + 2 + 63 + 7 + 1 + 3 + 580 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (550263713581) by changing a digit.

It is a polite number, since it can be written in 319 ways as a sum of consecutive naturals, for example, 1148775781 + ... + 1148776259.

It is an arithmetic number, because the mean of its divisors is an integer number (2239332480).

Almost surely, 2^550263713580 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 550263713580, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1074879590400).

550263713580 is an abundant number, since it is smaller than the sum of its proper divisors (1599495467220).

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

550263713580 is a wasteful number, since it uses less digits than its factorization.

550263713580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684 (or 673 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 45.

The spelling of 550263713580 in words is "five hundred fifty billion, two hundred sixty-three million, seven hundred thirteen thousand, five hundred eighty".