20365738035 has 16 divisors (see below), whose sum is σ = 32593228800. Its totient is φ = 10859044320.

The previous prime is 20365738007. The next prime is 20365738073. The reversal of 20365738035 is 53083756302.

It is a happy number.

It is not a de Polignac number, because 20365738035 - 2⁹ = 20365737523 is a prime.

It is a super-2 number, since 2×20365738035² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104131 + ... + 227100.

It is an arithmetic number, because the mean of its divisors is an integer number (2037076800).

Almost surely, 2^20365738035 is an apocalyptic number.

20365738035 is a deficient number, since it is larger than the sum of its proper divisors (12227490765).

20365738035 is a wasteful number, since it uses less digits than its factorization.

20365738035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335338.

The product of its (nonzero) digits is 453600, while the sum is 42.

The spelling of 20365738035 in words is "twenty billion, three hundred sixty-five million, seven hundred thirty-eight thousand, thirty-five".