55013552166 has 16 divisors (see below), whose sum is σ = 115818004800. Its totient is φ = 17372700648.

The previous prime is 55013552159. The next prime is 55013552197. The reversal of 55013552166 is 66125531055.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241287396 + ... + 241287623.

It is an arithmetic number, because the mean of its divisors is an integer number (7238625300).

Almost surely, 2^55013552166 is an apocalyptic number.

55013552166 is an abundant number, since it is smaller than the sum of its proper divisors (60804452634).

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

55013552166 is a wasteful number, since it uses less digits than its factorization.

55013552166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482575043.

The product of its (nonzero) digits is 135000, while the sum is 39.

The spelling of 55013552166 in words is "fifty-five billion, thirteen million, five hundred fifty-two thousand, one hundred sixty-six".