55223730756573 has 8 divisors (see below), whose sum is σ = 74319787186848. Its totient is φ = 36471747415344.

The previous prime is 55223730756559. The next prime is 55223730756617. The reversal of 55223730756573 is 37565703732255.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55223730756573 - 2³² = 55219435789277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55223730756503) 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, 86018271886 + ... + 86018272527.

It is an arithmetic number, because the mean of its divisors is an integer number (9289973398356).

Almost surely, 2^{55223730756573} is an apocalyptic number.

It is an amenable number.

55223730756573 is a deficient number, since it is larger than the sum of its proper divisors (19096056430275).

55223730756573 is a wasteful number, since it uses less digits than its factorization.

55223730756573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172036544523.

The product of its (nonzero) digits is 138915000, while the sum is 60.

The spelling of 55223730756573 in words is "fifty-five trillion, two hundred twenty-three billion, seven hundred thirty million, seven hundred fifty-six thousand, five hundred seventy-three".