20101862686763 has 8 divisors (see below), whose sum is σ = 23616174345456. Its totient is φ = 16868695960800.

The previous prime is 20101862686751. The next prime is 20101862686793. The reversal of 20101862686763 is 36768626810102.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20101862686763 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20101862686699 and 20101862686708.

It is not an unprimeable number, because it can be changed into a prime (20101862686793) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70286233028 + ... + 70286233313.

It is an arithmetic number, because the mean of its divisors is an integer number (2952021793182).

Almost surely, 2^{20101862686763} is an apocalyptic number.

20101862686763 is a deficient number, since it is larger than the sum of its proper divisors (3514311658693).

20101862686763 is a wasteful number, since it uses less digits than its factorization.

20101862686763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140572466365.

The product of its (nonzero) digits is 6967296, while the sum is 56.

The spelling of 20101862686763 in words is "twenty trillion, one hundred one billion, eight hundred sixty-two million, six hundred eighty-six thousand, seven hundred sixty-three".