20353542010068 has 48 divisors (see below), whose sum is σ = 47575333846656. Its totient is φ = 6772553502720.

The previous prime is 20353542010031. The next prime is 20353542010093. The reversal of 20353542010068 is 86001024535302.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98959105 + ... + 99164567.

It is an arithmetic number, because the mean of its divisors is an integer number (991152788472).

Almost surely, 2^{20353542010068} is an apocalyptic number.

It is an amenable number.

20353542010068 is an abundant number, since it is smaller than the sum of its proper divisors (27221791836588).

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

20353542010068 is a wasteful number, since it uses less digits than its factorization.

20353542010068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219984 (or 219982 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 20353542010068 in words is "twenty trillion, three hundred fifty-three billion, five hundred forty-two million, ten thousand, sixty-eight".