550561010505 has 64 divisors (see below), whose sum is σ = 984272256000. Its totient is φ = 260541515520.

The previous prime is 550561010477. The next prime is 550561010563. The reversal of 550561010505 is 505010165055.

550561010505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 550561010505 - 2⁵ = 550561010473 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 976546 + ... + 1433444.

It is an arithmetic number, because the mean of its divisors is an integer number (15379254000).

Almost surely, 2^550561010505 is an apocalyptic number.

550561010505 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

550561010505 is a deficient number, since it is larger than the sum of its proper divisors (433711245495).

550561010505 is a wasteful number, since it uses less digits than its factorization.

550561010505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457094.

The product of its (nonzero) digits is 18750, while the sum is 33.

The spelling of 550561010505 in words is "five hundred fifty billion, five hundred sixty-one million, ten thousand, five hundred five".