55210191573 has 16 divisors (see below), whose sum is σ = 74678446080. Its totient is φ = 36276484464.

The previous prime is 55210191523. The next prime is 55210191587. The reversal of 55210191573 is 37519101255.

It is not a de Polignac number, because 55210191573 - 2¹⁰ = 55210190549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55210191523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 160261 + ... + 368922.

It is an arithmetic number, because the mean of its divisors is an integer number (4667402880).

Almost surely, 2^55210191573 is an apocalyptic number.

It is an amenable number.

55210191573 is a deficient number, since it is larger than the sum of its proper divisors (19468254507).

55210191573 is a wasteful number, since it uses less digits than its factorization.

55210191573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529688.

The product of its (nonzero) digits is 47250, while the sum is 39.

The spelling of 55210191573 in words is "fifty-five billion, two hundred ten million, one hundred ninety-one thousand, five hundred seventy-three".