20365111652343 has 8 divisors (see below), whose sum is σ = 27270020754288. Its totient is φ = 13518471825984.

The previous prime is 20365111652309. The next prime is 20365111652359. The reversal of 20365111652343 is 34325611156302.

It is a happy number.

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

It is not a de Polignac number, because 20365111652343 - 2¹³ = 20365111644151 is a prime.

It is a super-2 number, since 2×20365111652343² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20365111652295 and 20365111652304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20365111652843) 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, 14567318080 + ... + 14567319477.

It is an arithmetic number, because the mean of its divisors is an integer number (3408752594286).

Almost surely, 2^{20365111652343} is an apocalyptic number.

20365111652343 is a deficient number, since it is larger than the sum of its proper divisors (6904909101945).

20365111652343 is a wasteful number, since it uses less digits than its factorization.

20365111652343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29134637793.

The product of its (nonzero) digits is 388800, while the sum is 42.

The spelling of 20365111652343 in words is "twenty trillion, three hundred sixty-five billion, one hundred eleven million, six hundred fifty-two thousand, three hundred forty-three".