42044153323 has 4 divisors (see below), whose sum is σ = 42052202200. Its totient is φ = 42036104448.

The previous prime is 42044153321. The next prime is 42044153357. The reversal of 42044153323 is 32335144024.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42044153323 - 2¹ = 42044153321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42044153321) 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, 4016598 + ... + 4027051.

It is an arithmetic number, because the mean of its divisors is an integer number (10513050550).

Almost surely, 2^42044153323 is an apocalyptic number.

42044153323 is a deficient number, since it is larger than the sum of its proper divisors (8048877).

42044153323 is an equidigital number, since it uses as much as digits as its factorization.

42044153323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8048876.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 42044153323 its reverse (32335144024), we get a palindrome (74379297347).

The spelling of 42044153323 in words is "forty-two billion, forty-four million, one hundred fifty-three thousand, three hundred twenty-three".