16233745365 has 24 divisors (see below), whose sum is σ = 28340938080. Its totient is φ = 8595706464.

The previous prime is 16233745361. The next prime is 16233745373. The reversal of 16233745365 is 56354733261.

It is a happy number.

16233745365 is a `hidden beast` number, since 16 + 2 + 33 + 74 + 536 + 5 = 666.

It is not a de Polignac number, because 16233745365 - 2² = 16233745361 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 16233745365.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16233745361) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1291407 + ... + 1303916.

It is an arithmetic number, because the mean of its divisors is an integer number (1180872420).

Almost surely, 2^16233745365 is an apocalyptic number.

16233745365 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16233745365 is a deficient number, since it is larger than the sum of its proper divisors (12107192715).

16233745365 is a wasteful number, since it uses less digits than its factorization.

16233745365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2595473 (or 2595470 counting only the distinct ones).

The product of its digits is 1360800, while the sum is 45.

It can be divided in two parts, 162337 and 45365, that added together give a palindrome (207702).

The spelling of 16233745365 in words is "sixteen billion, two hundred thirty-three million, seven hundred forty-five thousand, three hundred sixty-five".