551154344 has 16 divisors (see below), whose sum is σ = 1112908020. Its totient is φ = 254378880.

The previous prime is 551154343. The next prime is 551154347. The reversal of 551154344 is 443451155.

It can be written as a sum of positive squares in 2 ways, for example, as 550465444 + 688900 = 23462^2 + 830^2 .

It is a super-2 number, since 2×551154344² = 607542221820140672, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 551154344.

It is not an unprimeable number, because it can be changed into a prime (551154343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2649677 + ... + 2649884.

Almost surely, 2^551154344 is an apocalyptic number.

It is an amenable number.

551154344 is an abundant number, since it is smaller than the sum of its proper divisors (561753676).

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

551154344 is a wasteful number, since it uses less digits than its factorization.

551154344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5299580 (or 5299576 counting only the distinct ones).

The product of its digits is 24000, while the sum is 32.

The square root of 551154344 is about 23476.6765961454. The cubic root of 551154344 is about 819.8940692032.

The spelling of 551154344 in words is "five hundred fifty-one million, one hundred fifty-four thousand, three hundred forty-four".