551875585 has 4 divisors (see below), whose sum is σ = 662250708. Its totient is φ = 441500464.

The previous prime is 551875543. The next prime is 551875613. The reversal of 551875585 is 585578155.

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 197796096 + 354079489 = 14064^2 + 18817^2 .

It is a cyclic number.

It is not a de Polignac number, because 551875585 - 2¹⁵ = 551842817 is a prime.

It is a super-2 number, since 2×551875585² = 609133322638184450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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, 55187554 + ... + 55187563.

It is an arithmetic number, because the mean of its divisors is an integer number (165562677).

Almost surely, 2^551875585 is an apocalyptic number.

It is an amenable number.

551875585 is a deficient number, since it is larger than the sum of its proper divisors (110375123).

551875585 is a wasteful number, since it uses less digits than its factorization.

551875585 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110375122.

The product of its digits is 1400000, while the sum is 49.

The square root of 551875585 is about 23492.0323727003. The cubic root of 551875585 is about 820.2515513187.

The spelling of 551875585 in words is "five hundred fifty-one million, eight hundred seventy-five thousand, five hundred eighty-five".