551544443245 has 16 divisors (see below), whose sum is σ = 694319195520. Its totient is φ = 420020238400.

The previous prime is 551544443227. The next prime is 551544443269. The reversal of 551544443245 is 542344445155.

It is not a de Polignac number, because 551544443245 - 2¹¹ = 551544441197 is a prime.

It is a super-2 number, since 2×551544443245² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 551544443195 and 551544443204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26776711 + ... + 26797300.

It is an arithmetic number, because the mean of its divisors is an integer number (43394949720).

Almost surely, 2^551544443245 is an apocalyptic number.

It is an amenable number.

551544443245 is a deficient number, since it is larger than the sum of its proper divisors (142774752275).

551544443245 is a wasteful number, since it uses less digits than its factorization.

551544443245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53574116.

The product of its digits is 3840000, while the sum is 46.

The spelling of 551544443245 in words is "five hundred fifty-one billion, five hundred forty-four million, four hundred forty-three thousand, two hundred forty-five".