20010363113856 has 64 divisors (see below), whose sum is σ = 56279146276080. Its totient is φ = 6277760974848.

The previous prime is 20010363113837. The next prime is 20010363113891. The reversal of 20010363113856 is 65831136301002.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1532649961 + ... + 1532663016.

Almost surely, 2^{20010363113856} is an apocalyptic number.

It is an amenable number.

20010363113856 is an abundant number, since it is smaller than the sum of its proper divisors (36268783162224).

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

20010363113856 is a wasteful number, since it uses less digits than its factorization.

20010363113856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3065313011 (or 3065312999 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

Adding to 20010363113856 its reverse (65831136301002), we get a palindrome (85841499414858).

The spelling of 20010363113856 in words is "twenty trillion, ten billion, three hundred sixty-three million, one hundred thirteen thousand, eight hundred fifty-six".