20863044036802 has 64 divisors (see below), whose sum is σ = 36052714414080. Its totient is φ = 8967719462400.

The previous prime is 20863044036799. The next prime is 20863044036827.

20863044036802 is nontrivially palindromic in base 10.

It is a super-3 number, since 3×20863044036802³ (a number of 41 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5167378 + ... + 8272114.

It is an arithmetic number, because the mean of its divisors is an integer number (563323662720).

Almost surely, 2^{20863044036802} is an apocalyptic number.

20863044036802 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20863044036802 is a deficient number, since it is larger than the sum of its proper divisors (15189670377278).

20863044036802 is a wasteful number, since it uses less digits than its factorization.

20863044036802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3105007.

The product of its (nonzero) digits is 1327104, while the sum is 46.

The spelling of 20863044036802 in words is "twenty trillion, eight hundred sixty-three billion, forty-four million, thirty-six thousand, eight hundred two".