55266642105 has 16 divisors (see below), whose sum is σ = 88437645504. Its totient is φ = 29471869760.

The previous prime is 55266642049. The next prime is 55266642113. The reversal of 55266642105 is 50124666255.

It is a happy number.

It is not a de Polignac number, because 55266642105 - 2⁸ = 55266641849 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102894 + ... + 348023.

It is an arithmetic number, because the mean of its divisors is an integer number (5527352844).

Almost surely, 2^55266642105 is an apocalyptic number.

It is an amenable number.

55266642105 is a deficient number, since it is larger than the sum of its proper divisors (33171003399).

55266642105 is a wasteful number, since it uses less digits than its factorization.

55266642105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459096.

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 55266642105 in words is "fifty-five billion, two hundred sixty-six million, six hundred forty-two thousand, one hundred five".