42034032553 has 4 divisors (see below), whose sum is σ = 42036370560. Its totient is φ = 42031694548.

The previous prime is 42034032427. The next prime is 42034032581. The reversal of 42034032553 is 35523043024.

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 a cyclic number.

It is not a de Polignac number, because 42034032553 - 2⁹ = 42034032041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42034032583) 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, 1141825 + ... + 1178062.

It is an arithmetic number, because the mean of its divisors is an integer number (10509092640).

Almost surely, 2^42034032553 is an apocalyptic number.

It is an amenable number.

42034032553 is a deficient number, since it is larger than the sum of its proper divisors (2338007).

42034032553 is a wasteful number, since it uses less digits than its factorization.

42034032553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2338006.

The product of its (nonzero) digits is 43200, while the sum is 31.

Adding to 42034032553 its reverse (35523043024), we get a palindrome (77557075577).

The spelling of 42034032553 in words is "forty-two billion, thirty-four million, thirty-two thousand, five hundred fifty-three".