55223011355 has 16 divisors (see below), whose sum is σ = 66791222784. Its totient is φ = 43829516640.

The previous prime is 55223011351. The next prime is 55223011369. The reversal of 55223011355 is 55311032255.

It is not a de Polignac number, because 55223011355 - 2² = 55223011351 is a prime.

It is a super-2 number, since 2×55223011355² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55223011351) 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 15 ways as a sum of consecutive naturals, for example, 3124052 + ... + 3141678.

It is an arithmetic number, because the mean of its divisors is an integer number (4174451424).

Almost surely, 2^55223011355 is an apocalyptic number.

55223011355 is a deficient number, since it is larger than the sum of its proper divisors (11568211429).

55223011355 is a wasteful number, since it uses less digits than its factorization.

55223011355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22546.

The product of its (nonzero) digits is 22500, while the sum is 32.

The spelling of 55223011355 in words is "fifty-five billion, two hundred twenty-three million, eleven thousand, three hundred fifty-five".