550101029 has 4 divisors (see below), whose sum is σ = 569070060. Its totient is φ = 531132000.

The previous prime is 550101007. The next prime is 550101031. The reversal of 550101029 is 920101055.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 260080129 + 290020900 = 16127^2 + 17030^2 .

It is a cyclic number.

It is not a de Polignac number, because 550101029 - 2¹² = 550096933 is a prime.

It is a super-2 number, since 2×550101029² = 605222284213717682, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 550100995 and 550101013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550101049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9484472 + ... + 9484529.

It is an arithmetic number, because the mean of its divisors is an integer number (142267515).

Almost surely, 2^550101029 is an apocalyptic number.

It is an amenable number.

550101029 is a deficient number, since it is larger than the sum of its proper divisors (18969031).

550101029 is a wasteful number, since it uses less digits than its factorization.

550101029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18969030.

The product of its (nonzero) digits is 450, while the sum is 23.

The square root of 550101029 is about 23454.2326457294. The cubic root of 550101029 is about 819.3714343224.

The spelling of 550101029 in words is "five hundred fifty million, one hundred one thousand, twenty-nine".