550505050554 has 16 divisors (see below), whose sum is σ = 1148880105792. Its totient is φ = 175523349408.

The previous prime is 550505050553. The next prime is 550505050607. The reversal of 550505050554 is 455050505055.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (550505050553) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1994583379 + ... + 1994583654.

It is an arithmetic number, because the mean of its divisors is an integer number (71805006612).

Almost surely, 2^550505050554 is an apocalyptic number.

550505050554 is an abundant number, since it is smaller than the sum of its proper divisors (598375055238).

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

550505050554 is a wasteful number, since it uses less digits than its factorization.

550505050554 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3989167061.

The product of its (nonzero) digits is 312500, while the sum is 39.

The spelling of 550505050554 in words is "five hundred fifty billion, five hundred five million, fifty thousand, five hundred fifty-four".