550359603605856 has 192 divisors, whose sum is σ = 1664278979892480. Its totient is φ = 157493184675840.

The previous prime is 550359603605849. The next prime is 550359603605879. The reversal of 550359603605856 is 658506306953055.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37538185 + ... + 50098248.

It is an arithmetic number, because the mean of its divisors is an integer number (8668119686940).

Almost surely, 2^{550359603605856} is an apocalyptic number.

It is an amenable number.

550359603605856 is an abundant number, since it is smaller than the sum of its proper divisors (1113919376286624).

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

550359603605856 is a wasteful number, since it uses less digits than its factorization.

550359603605856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87636789 (or 87636781 counting only the distinct ones).

The product of its (nonzero) digits is 437400000, while the sum is 66.

The spelling of 550359603605856 in words is "five hundred fifty trillion, three hundred fifty-nine billion, six hundred three million, six hundred five thousand, eight hundred fifty-six".