20152455342303 has 8 divisors (see below), whose sum is σ = 26870638512816. Its totient is φ = 13434621200000.

The previous prime is 20152455342287. The next prime is 20152455342311. The reversal of 20152455342303 is 30324355425102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20152455342303 - 2⁴ = 20152455342287 is a prime.

It is a super-2 number, since 2×20152455342303² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20152455342323) 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 7 ways as a sum of consecutive naturals, for example, 87122298 + ... + 87353303.

It is an arithmetic number, because the mean of its divisors is an integer number (3358829814102).

Almost surely, 2^{20152455342303} is an apocalyptic number.

20152455342303 is a deficient number, since it is larger than the sum of its proper divisors (6718183170513).

20152455342303 is a wasteful number, since it uses less digits than its factorization.

20152455342303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174514105.

The product of its (nonzero) digits is 432000, while the sum is 39.

The spelling of 20152455342303 in words is "twenty trillion, one hundred fifty-two billion, four hundred fifty-five million, three hundred forty-two thousand, three hundred three".