550273204231647 has 16 divisors (see below), whose sum is σ = 790206450374880. Its totient is φ = 338599420981632.

The previous prime is 550273204231627. The next prime is 550273204231657. The reversal of 550273204231647 is 746132402372055.

It is not a de Polignac number, because 550273204231647 - 2⁷ = 550273204231519 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 550273204231647.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550273204231607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 629623572 + ... + 630496937.

It is an arithmetic number, because the mean of its divisors is an integer number (49387903148430).

Almost surely, 2^{550273204231647} is an apocalyptic number.

550273204231647 is a deficient number, since it is larger than the sum of its proper divisors (239933246143233).

550273204231647 is a wasteful number, since it uses less digits than its factorization.

550273204231647 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260131722.

The product of its (nonzero) digits is 8467200, while the sum is 51.

The spelling of 550273204231647 in words is "five hundred fifty trillion, two hundred seventy-three billion, two hundred four million, two hundred thirty-one thousand, six hundred forty-seven".