550551061005 has 128 divisors (see below), whose sum is σ = 1016715110400. Its totient is φ = 251925273600.

The previous prime is 550551060991. The next prime is 550551061031. The reversal of 550551061005 is 500160155055.

It is not a de Polignac number, because 550551061005 - 2¹³ = 550551052813 is a prime.

It is a super-2 number, since 2×550551061005² (a number of 24 digits) contains 22 as substring.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 41991391 + ... + 42004499.

It is an arithmetic number, because the mean of its divisors is an integer number (7943086800).

Almost surely, 2^550551061005 is an apocalyptic number.

550551061005 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

550551061005 is a deficient number, since it is larger than the sum of its proper divisors (466164049395).

550551061005 is a wasteful number, since it uses less digits than its factorization.

550551061005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13355.

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

The spelling of 550551061005 in words is "five hundred fifty billion, five hundred fifty-one million, sixty-one thousand, five".