20884001736701 has 32 divisors (see below), whose sum is σ = 22107294655488. Its totient is φ = 19708336327680.

The previous prime is 20884001736667. The next prime is 20884001736791. The reversal of 20884001736701 is 10763710048802.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 20884001736701 - 2³⁴ = 20866821867517 is a prime.

It is a super-2 number, since 2×20884001736701² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20884001736791) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55168865 + ... + 55546121.

It is an arithmetic number, because the mean of its divisors is an integer number (690852957984).

Almost surely, 2^{20884001736701} is an apocalyptic number.

It is an amenable number.

20884001736701 is a deficient number, since it is larger than the sum of its proper divisors (1223292918787).

20884001736701 is a wasteful number, since it uses less digits than its factorization.

20884001736701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377741.

The product of its (nonzero) digits is 451584, while the sum is 47.

The spelling of 20884001736701 in words is "twenty trillion, eight hundred eighty-four billion, one million, seven hundred thirty-six thousand, seven hundred one".