550505055480 has 64 divisors (see below), whose sum is σ = 1651565946240. Its totient is φ = 146796834432.

The previous prime is 550505055479. The next prime is 550505055557. The reversal of 550505055480 is 84550505055.

It is a happy number.

It is a super-2 number, since 2×550505055480² (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 15 ways as a sum of consecutive naturals, for example, 6058947 + ... + 6149133.

It is an arithmetic number, because the mean of its divisors is an integer number (25805717910).

Almost surely, 2^550505055480 is an apocalyptic number.

It is an amenable number.

550505055480 is an abundant number, since it is smaller than the sum of its proper divisors (1101060890760).

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

550505055480 is a wasteful number, since it uses less digits than its factorization.

550505055480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141068 (or 141064 counting only the distinct ones).

The product of its (nonzero) digits is 500000, while the sum is 42.

The spelling of 550505055480 in words is "five hundred fifty billion, five hundred five million, fifty-five thousand, four hundred eighty".