42014531155 has 4 divisors (see below), whose sum is σ = 50417437392. Its totient is φ = 33611624920.

The previous prime is 42014531149. The next prime is 42014531171. The reversal of 42014531155 is 55113541024.

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

It is not a de Polignac number, because 42014531155 - 2¹¹ = 42014529107 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4201453111 + ... + 4201453120.

It is an arithmetic number, because the mean of its divisors is an integer number (12604359348).

Almost surely, 2^42014531155 is an apocalyptic number.

42014531155 is a deficient number, since it is larger than the sum of its proper divisors (8402906237).

42014531155 is an equidigital number, since it uses as much as digits as its factorization.

42014531155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8402906236.

The product of its (nonzero) digits is 12000, while the sum is 31.

The spelling of 42014531155 in words is "forty-two billion, fourteen million, five hundred thirty-one thousand, one hundred fifty-five".