550645004360 has 96 divisors (see below), whose sum is σ = 1395038143800. Its totient is φ = 195350707200.

The previous prime is 550645004347. The next prime is 550645004423. The reversal of 550645004360 is 63400546055.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 205011539524 + 345633464836 = 452782^2 + 587906^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1188995 + ... + 1585874.

Almost surely, 2^550645004360 is an apocalyptic number.

It is an amenable number.

550645004360 is an abundant number, since it is smaller than the sum of its proper divisors (844393139440).

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

550645004360 is a wasteful number, since it uses less digits than its factorization.

550645004360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2774943 (or 2774928 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 38.

The spelling of 550645004360 in words is "five hundred fifty billion, six hundred forty-five million, four thousand, three hundred sixty".