20352055553142 has 8 divisors (see below), whose sum is σ = 40704111106296. Its totient is φ = 6784018517712.

The previous prime is 20352055553107. The next prime is 20352055553149. The reversal of 20352055553142 is 24135555025302.

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

20352055553142 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 20352055553094 and 20352055553103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20352055553149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1696004629423 + ... + 1696004629434.

It is an arithmetic number, because the mean of its divisors is an integer number (5088013888287).

Almost surely, 2^{20352055553142} is an apocalyptic number.

20352055553142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20352055553142 is a wasteful number, since it uses less digits than its factorization.

20352055553142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3392009258862.

The product of its (nonzero) digits is 900000, while the sum is 42.

The spelling of 20352055553142 in words is "twenty trillion, three hundred fifty-two billion, fifty-five million, five hundred fifty-three thousand, one hundred forty-two".