42145253311 has 8 divisors (see below), whose sum is σ = 48167650944. Its totient is φ = 36123267480.

The previous prime is 42145253309. The next prime is 42145253329. The reversal of 42145253311 is 11335254124.

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 42145253311 - 2¹ = 42145253309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42145253341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161736 + ... + 332338.

It is an arithmetic number, because the mean of its divisors is an integer number (6020956368).

Almost surely, 2^42145253311 is an apocalyptic number.

42145253311 is a deficient number, since it is larger than the sum of its proper divisors (6022397633).

42145253311 is a wasteful number, since it uses less digits than its factorization.

42145253311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205901.

The product of its digits is 14400, while the sum is 31.

It can be divided in two parts, 4214 and 5253311, that added together give a palindrome (5257525).

The spelling of 42145253311 in words is "forty-two billion, one hundred forty-five million, two hundred fifty-three thousand, three hundred eleven".