550056517506 has 24 divisors (see below), whose sum is σ = 1199100717360. Its totient is φ = 182227311576.

The previous prime is 550056517481. The next prime is 550056517541. The reversal of 550056517506 is 605715650055.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 93735396 + ... + 93741263.

It is an arithmetic number, because the mean of its divisors is an integer number (49962529890).

Almost surely, 2^550056517506 is an apocalyptic number.

550056517506 is an abundant number, since it is smaller than the sum of its proper divisors (649044199854).

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

550056517506 is a wasteful number, since it uses less digits than its factorization.

550056517506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187476830 (or 187476827 counting only the distinct ones).

The product of its (nonzero) digits is 787500, while the sum is 45.

The spelling of 550056517506 in words is "five hundred fifty billion, fifty-six million, five hundred seventeen thousand, five hundred six".