653445541211 has 16 divisors (see below), whose sum is σ = 672244684800. Its totient is φ = 634707288288.

The previous prime is 653445541193. The next prime is 653445541253. The reversal of 653445541211 is 112145544356.

It is a cyclic number.

It is not a de Polignac number, because 653445541211 - 2³⁴ = 636265672027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (653445541811) 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, 59927186 + ... + 59938088.

It is an arithmetic number, because the mean of its divisors is an integer number (42015292800).

Almost surely, 2^653445541211 is an apocalyptic number.

653445541211 is a deficient number, since it is larger than the sum of its proper divisors (18799143589).

653445541211 is a wasteful number, since it uses less digits than its factorization.

653445541211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13538.

The product of its digits is 288000, while the sum is 41.

The spelling of 653445541211 in words is "six hundred fifty-three billion, four hundred forty-five million, five hundred forty-one thousand, two hundred eleven".