555505050550 has 24 divisors (see below), whose sum is σ = 1033276506696. Its totient is φ = 222194039040.

The previous prime is 555505050533. The next prime is 555505050637. The reversal of 555505050550 is 55050505555.

555505050550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×555505050550² (a number of 24 digits) contains 22 as substring.

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, 1321177 + ... + 1690123.

It is an arithmetic number, because the mean of its divisors is an integer number (43053187779).

Almost surely, 2^555505050550 is an apocalyptic number.

555505050550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

555505050550 is a deficient number, since it is larger than the sum of its proper divisors (477771456146).

555505050550 is a wasteful number, since it uses less digits than its factorization.

555505050550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399072 (or 399067 counting only the distinct ones).

The product of its (nonzero) digits is 390625, while the sum is 40.

It can be divided in two parts, 5 and 55505050550, that added together give a palindrome (55505050555).

The spelling of 555505050550 in words is "five hundred fifty-five billion, five hundred five million, fifty thousand, five hundred fifty".