550426000166 has 16 divisors (see below), whose sum is σ = 943597861920. Its totient is φ = 235894248960.

The previous prime is 550426000151. The next prime is 550426000169. The reversal of 550426000166 is 661000624055.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550426000169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1643300 + ... + 1949688.

It is an arithmetic number, because the mean of its divisors is an integer number (58974866370).

Almost surely, 2^550426000166 is an apocalyptic number.

550426000166 is a deficient number, since it is larger than the sum of its proper divisors (393171861754).

550426000166 is a wasteful number, since it uses less digits than its factorization.

550426000166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434719.

The product of its (nonzero) digits is 43200, while the sum is 35.

The spelling of 550426000166 in words is "five hundred fifty billion, four hundred twenty-six million, one hundred sixty-six", and thus it is an aban number.