551112270 has 16 divisors (see below), whose sum is σ = 1322669520. Its totient is φ = 146963264.

The previous prime is 551112253. The next prime is 551112301. The reversal of 551112270 is 72211155.

It is a self number, because there is not a number n which added to its sum of digits gives 551112270.

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, 9185175 + ... + 9185234.

It is an arithmetic number, because the mean of its divisors is an integer number (82666845).

Almost surely, 2^551112270 is an apocalyptic number.

551112270 is an abundant number, since it is smaller than the sum of its proper divisors (771557250).

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

551112270 is a wasteful number, since it uses less digits than its factorization.

551112270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18370419.

The product of its (nonzero) digits is 700, while the sum is 24.

The square root of 551112270 is about 23475.7804982071. The cubic root of 551112270 is about 819.8732056579.

The spelling of 551112270 in words is "five hundred fifty-one million, one hundred twelve thousand, two hundred seventy".