153435643355 has 4 divisors (see below), whose sum is σ = 184122772032. Its totient is φ = 122748514680.

The previous prime is 153435643351. The next prime is 153435643357. The reversal of 153435643355 is 553346534351.

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

It is not a de Polignac number, because 153435643355 - 2² = 153435643351 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (153435643351) by changing a digit.

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, 15343564331 + ... + 15343564340.

It is an arithmetic number, because the mean of its divisors is an integer number (46030693008).

Almost surely, 2^153435643355 is an apocalyptic number.

153435643355 is a deficient number, since it is larger than the sum of its proper divisors (30687128677).

153435643355 is an equidigital number, since it uses as much as digits as its factorization.

153435643355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30687128676.

The product of its digits is 4860000, while the sum is 47.

The spelling of 153435643355 in words is "one hundred fifty-three billion, four hundred thirty-five million, six hundred forty-three thousand, three hundred fifty-five".