55101150566 has 16 divisors (see below), whose sum is σ = 103046307840. Its totient is φ = 21467980680.

The previous prime is 55101150551. The next prime is 55101150569. The reversal of 55101150566 is 66505110155.

It is a super-2 number, since 2×55101150566² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55101150569) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 178899686 + ... + 178899993.

It is an arithmetic number, because the mean of its divisors is an integer number (6440394240).

Almost surely, 2^55101150566 is an apocalyptic number.

55101150566 is a deficient number, since it is larger than the sum of its proper divisors (47945157274).

55101150566 is a wasteful number, since it uses less digits than its factorization.

55101150566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357799699.

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 55101150566 in words is "fifty-five billion, one hundred one million, one hundred fifty thousand, five hundred sixty-six".