153533520055 has 4 divisors (see below), whose sum is σ = 184240224072. Its totient is φ = 122826816040.

The previous prime is 153533520043. The next prime is 153533520067. The reversal of 153533520055 is 550025335351.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 550025335351 = 487 ⋅1129415473.

It is an interprime number because it is at equal distance from previous prime (153533520043) and next prime (153533520067).

It is not a de Polignac number, because 153533520055 - 2³³ = 144943585463 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 153533519996 and 153533520023.

It is a congruent 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, 15353352001 + ... + 15353352010.

It is an arithmetic number, because the mean of its divisors is an integer number (46060056018).

Almost surely, 2^153533520055 is an apocalyptic number.

153533520055 is a deficient number, since it is larger than the sum of its proper divisors (30706704017).

153533520055 is an equidigital number, since it uses as much as digits as its factorization.

153533520055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30706704016.

The product of its (nonzero) digits is 168750, while the sum is 37.

The spelling of 153533520055 in words is "one hundred fifty-three billion, five hundred thirty-three million, five hundred twenty thousand, fifty-five".