20017036701 has 6 divisors (see below), whose sum is σ = 28913497470. Its totient is φ = 13344691128.

The previous prime is 20017036681. The next prime is 20017036747. The reversal of 20017036701 is 10763071002.

It can be written as a sum of positive squares in only one way, i.e., 11993535225 + 8023501476 = 109515^2 + 89574^2 .

It is not a de Polignac number, because 20017036701 - 2¹⁹ = 20016512413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20017836701) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1112057586 + ... + 1112057603.

It is an arithmetic number, because the mean of its divisors is an integer number (4818916245).

Almost surely, 2^20017036701 is an apocalyptic number.

It is an amenable number.

20017036701 is a deficient number, since it is larger than the sum of its proper divisors (8896460769).

20017036701 is a wasteful number, since it uses less digits than its factorization.

20017036701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2224115195 (or 2224115192 counting only the distinct ones).

The product of its (nonzero) digits is 1764, while the sum is 27.

The spelling of 20017036701 in words is "twenty billion, seventeen million, thirty-six thousand, seven hundred one".