551045583 has 12 divisors (see below), whose sum is σ = 868314408. Its totient is φ = 333966960.

The previous prime is 551045567. The next prime is 551045603. The reversal of 551045583 is 385540155.

It is a happy number.

It is not a de Polignac number, because 551045583 - 2⁴ = 551045567 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551045503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2782960 + ... + 2783157.

It is an arithmetic number, because the mean of its divisors is an integer number (72359534).

Almost surely, 2^551045583 is an apocalyptic number.

551045583 is a deficient number, since it is larger than the sum of its proper divisors (317268825).

551045583 is a wasteful number, since it uses less digits than its factorization.

551045583 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5566134 (or 5566131 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The square root of 551045583 is about 23474.3601190746. The cubic root of 551045583 is about 819.8401349069.

The spelling of 551045583 in words is "five hundred fifty-one million, forty-five thousand, five hundred eighty-three".