551320454224 has 10 divisors (see below), whose sum is σ = 1068183380090. Its totient is φ = 275660227104.

The previous prime is 551320454189. The next prime is 551320454281. The reversal of 551320454224 is 422454023155.

It can be written as a sum of positive squares in only one way, i.e., 506659240000 + 44661214224 = 711800^2 + 211332^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17228764179 + ... + 17228764210.

It is an arithmetic number, because the mean of its divisors is an integer number (106818338009).

Almost surely, 2^551320454224 is an apocalyptic number.

It is an amenable number.

551320454224 is a deficient number, since it is larger than the sum of its proper divisors (516862925866).

551320454224 is a wasteful number, since it uses less digits than its factorization.

551320454224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34457528397 (or 34457528391 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 37.

Adding to 551320454224 its reverse (422454023155), we get a palindrome (973774477379).

The spelling of 551320454224 in words is "five hundred fifty-one billion, three hundred twenty million, four hundred fifty-four thousand, two hundred twenty-four".