551115606 has 16 divisors (see below), whose sum is σ = 1127865024. Its totient is φ = 179432904.

The previous prime is 551115533. The next prime is 551115647. The reversal of 551115606 is 606511155.

551115606 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×551115606² = 607456822353494472, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 1067796 + ... + 1068311.

It is an arithmetic number, because the mean of its divisors is an integer number (70491564).

Almost surely, 2^551115606 is an apocalyptic number.

551115606 is an abundant number, since it is smaller than the sum of its proper divisors (576749418).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

551115606 is a wasteful number, since it uses less digits than its factorization.

551115606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2136155.

The product of its (nonzero) digits is 4500, while the sum is 30.

The square root of 551115606 is about 23475.8515500503. The cubic root of 551115606 is about 819.8748599436.

The spelling of 551115606 in words is "five hundred fifty-one million, one hundred fifteen thousand, six hundred six".