153235216555 has 4 divisors (see below), whose sum is σ = 183882259872. Its totient is φ = 122588173240.

The previous prime is 153235216529. The next prime is 153235216601. The reversal of 153235216555 is 555612532351.

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

It is not a de Polignac number, because 153235216555 - 2⁷ = 153235216427 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15323521651 + ... + 15323521660.

It is an arithmetic number, because the mean of its divisors is an integer number (45970564968).

Almost surely, 2^153235216555 is an apocalyptic number.

153235216555 is a deficient number, since it is larger than the sum of its proper divisors (30647043317).

153235216555 is an equidigital number, since it uses as much as digits as its factorization.

153235216555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30647043316.

The product of its digits is 675000, while the sum is 43.

The spelling of 153235216555 in words is "one hundred fifty-three billion, two hundred thirty-five million, two hundred sixteen thousand, five hundred fifty-five".