551000601 has 12 divisors (see below), whose sum is σ = 796134612. Its totient is φ = 367220736.

The previous prime is 551000573. The next prime is 551000623. The reversal of 551000601 is 106000155.

551000601 is a `hidden beast` number, since 55 + 10 + 0 + 0 + 601 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 534719376 + 16281225 = 23124^2 + 4035^2 .

It is not a de Polignac number, because 551000601 - 2⁶ = 551000537 is a prime.

It is a super-2 number, since 2×551000601² = 607203324604722402, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (551000101) 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, 30265 + ... + 44921.

It is an arithmetic number, because the mean of its divisors is an integer number (66344551).

Almost surely, 2^551000601 is an apocalyptic number.

It is an amenable number.

551000601 is a deficient number, since it is larger than the sum of its proper divisors (245134011).

551000601 is a wasteful number, since it uses less digits than its factorization.

551000601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18840 (or 18837 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 18.

The square root of 551000601 is about 23473.4019903379. The cubic root of 551000601 is about 819.8178263759.

Adding to 551000601 its reverse (106000155), we get a palindrome (657000756).

It can be divided in two parts, 55 and 1000601, that multiplied together give a palindrome (55033055).

The spelling of 551000601 in words is "five hundred fifty-one million, six hundred one", and thus it is an aban number.