653442055 has 8 divisors (see below), whose sum is σ = 896149152. Its totient is φ = 448074528.

The previous prime is 653442011. The next prime is 653442059. The reversal of 653442055 is 550244356.

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

It is a cyclic number.

It is not a de Polignac number, because 653442055 - 2²⁵ = 619887623 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 653442055.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (653442059) 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, 9334852 + ... + 9334921.

It is an arithmetic number, because the mean of its divisors is an integer number (112018644).

Almost surely, 2^653442055 is an apocalyptic number.

653442055 is a deficient number, since it is larger than the sum of its proper divisors (242707097).

653442055 is a wasteful number, since it uses less digits than its factorization.

653442055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18669785.

The product of its (nonzero) digits is 72000, while the sum is 34.

The square root of 653442055 is about 25562.5126894834. The cubic root of 653442055 is about 867.7654617549.

The spelling of 653442055 in words is "six hundred fifty-three million, four hundred forty-two thousand, fifty-five".