42258238653 has 4 divisors (see below), whose sum is σ = 56344318208. Its totient is φ = 28172159100.

The previous prime is 42258238639. The next prime is 42258238669. The reversal of 42258238653 is 35683285224.

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 42258238653 - 2¹⁰ = 42258237629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42258238553) 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, 7043039773 + ... + 7043039778.

It is an arithmetic number, because the mean of its divisors is an integer number (14086079552).

Almost surely, 2^42258238653 is an apocalyptic number.

It is an amenable number.

42258238653 is a deficient number, since it is larger than the sum of its proper divisors (14086079555).

42258238653 is a wasteful number, since it uses less digits than its factorization.

42258238653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14086079554.

The product of its digits is 2764800, while the sum is 48.

The spelling of 42258238653 in words is "forty-two billion, two hundred fifty-eight million, two hundred thirty-eight thousand, six hundred fifty-three".