32042045155 has 4 divisors (see below), whose sum is σ = 38450454192. Its totient is φ = 25633636120.

The previous prime is 32042045141. The next prime is 32042045173. The reversal of 32042045155 is 55154024023.

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

It is not a de Polignac number, because 32042045155 - 2⁷ = 32042045027 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 (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3204204511 + ... + 3204204520.

It is an arithmetic number, because the mean of its divisors is an integer number (9612613548).

Almost surely, 2^32042045155 is an apocalyptic number.

32042045155 is a deficient number, since it is larger than the sum of its proper divisors (6408409037).

32042045155 is an equidigital number, since it uses as much as digits as its factorization.

32042045155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6408409036.

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 32042045155 its reverse (55154024023), we get a palindrome (87196069178).

The spelling of 32042045155 in words is "thirty-two billion, forty-two million, forty-five thousand, one hundred fifty-five".