550265532505 has 16 divisors (see below), whose sum is σ = 711214801920. Its totient is φ = 406291405248.

The previous prime is 550265532497. The next prime is 550265532521. The reversal of 550265532505 is 505235562055.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 550265532505 - 2³ = 550265532497 is a prime.

It is a super-2 number, since 2×550265532505² (a number of 24 digits) contains 22 as substring.

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, 152265 + ... + 1060054.

It is an arithmetic number, because the mean of its divisors is an integer number (44450925120).

Almost surely, 2^550265532505 is an apocalyptic number.

It is an amenable number.

550265532505 is a deficient number, since it is larger than the sum of its proper divisors (160949269415).

550265532505 is a wasteful number, since it uses less digits than its factorization.

550265532505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219320.

The product of its (nonzero) digits is 1125000, while the sum is 43.

The spelling of 550265532505 in words is "five hundred fifty billion, two hundred sixty-five million, five hundred thirty-two thousand, five hundred five".