653112765609 has 32 divisors (see below), whose sum is σ = 955143342720. Its totient is φ = 395308953600.

The previous prime is 653112765607. The next prime is 653112765619. The reversal of 653112765609 is 906567211356.

It is not a de Polignac number, because 653112765609 - 2¹ = 653112765607 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (653112765607) 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 31 ways as a sum of consecutive naturals, for example, 1568647 + ... + 1940844.

It is an arithmetic number, because the mean of its divisors is an integer number (29848229460).

Almost surely, 2^653112765609 is an apocalyptic number.

It is an amenable number.

653112765609 is a deficient number, since it is larger than the sum of its proper divisors (302030577111).

653112765609 is a wasteful number, since it uses less digits than its factorization.

653112765609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3509641.

The product of its (nonzero) digits is 2041200, while the sum is 51.

The spelling of 653112765609 in words is "six hundred fifty-three billion, one hundred twelve million, seven hundred sixty-five thousand, six hundred nine".