10559358550 has 24 divisors (see below), whose sum is σ = 21151208736. Its totient is φ = 3898839840.

The previous prime is 10559358517. The next prime is 10559358569. The reversal of 10559358550 is 5585395501.

It is a happy number.

It is a super-2 number, since 2×10559358550² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10559358550.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8121934 + ... + 8123233.

It is an arithmetic number, because the mean of its divisors is an integer number (881300364).

Almost surely, 2^10559358550 is an apocalyptic number.

10559358550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10559358550 is an abundant number, since it is smaller than the sum of its proper divisors (10591850186).

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

10559358550 is a wasteful number, since it uses less digits than its factorization.

10559358550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16245192 (or 16245187 counting only the distinct ones).

The product of its (nonzero) digits is 675000, while the sum is 46.

The spelling of 10559358550 in words is "ten billion, five hundred fifty-nine million, three hundred fifty-eight thousand, five hundred fifty".