55210426166 has 16 divisors (see below), whose sum is σ = 95844503040. Its totient is φ = 23362096680.

The previous prime is 55210426151. The next prime is 55210426169. The reversal of 55210426166 is 66162401255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55210426169) 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, 24958400 + ... + 24960611.

It is an arithmetic number, because the mean of its divisors is an integer number (5990281440).

Almost surely, 2^55210426166 is an apocalyptic number.

55210426166 is a deficient number, since it is larger than the sum of its proper divisors (40634076874).

55210426166 is a wasteful number, since it uses less digits than its factorization.

55210426166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49919099.

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 55210426166 in words is "fifty-five billion, two hundred ten million, four hundred twenty-six thousand, one hundred sixty-six".