23340006145 has 4 divisors (see below), whose sum is σ = 28008007380. Its totient is φ = 18672004912.

The previous prime is 23340006143. The next prime is 23340006169. The reversal of 23340006145 is 54160004332.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3869710849 + 19470295296 = 62207^2 + 139536^2 .

It is a cyclic number.

It is not a de Polignac number, because 23340006145 - 2¹ = 23340006143 is a prime.

It is a super-2 number, since 2×23340006145² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23340006143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2334000610 + ... + 2334000619.

It is an arithmetic number, because the mean of its divisors is an integer number (7002001845).

Almost surely, 2^23340006145 is an apocalyptic number.

It is an amenable number.

23340006145 is a deficient number, since it is larger than the sum of its proper divisors (4668001235).

23340006145 is an equidigital number, since it uses as much as digits as its factorization.

23340006145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4668001234.

The product of its (nonzero) digits is 8640, while the sum is 28.

The spelling of 23340006145 in words is "twenty-three billion, three hundred forty million, six thousand, one hundred forty-five".