653642113727433 has 4 divisors (see below), whose sum is σ = 871522818303248. Its totient is φ = 435761409151620.

The previous prime is 653642113727429. The next prime is 653642113727441. The reversal of 653642113727433 is 334727311246356.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 653642113727433 - 2² = 653642113727429 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (653642113727033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108940352287903 + ... + 108940352287908.

It is an arithmetic number, because the mean of its divisors is an integer number (217880704575812).

Almost surely, 2^{653642113727433} is an apocalyptic number.

It is an amenable number.

653642113727433 is a deficient number, since it is larger than the sum of its proper divisors (217880704575815).

653642113727433 is a wasteful number, since it uses less digits than its factorization.

653642113727433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217880704575814.

The product of its digits is 45722880, while the sum is 57.

The spelling of 653642113727433 in words is "six hundred fifty-three trillion, six hundred forty-two billion, one hundred thirteen million, seven hundred twenty-seven thousand, four hundred thirty-three".