23400510305145 has 64 divisors (see below), whose sum is σ = 39999445173504. Its totient is φ = 11640997969920.

The previous prime is 23400510305141. The next prime is 23400510305153. The reversal of 23400510305145 is 54150301500432.

It is not a de Polignac number, because 23400510305145 - 2² = 23400510305141 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23400510305141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13875015 + ... + 15469875.

It is an arithmetic number, because the mean of its divisors is an integer number (624991330836).

Almost surely, 2^{23400510305145} is an apocalyptic number.

It is an amenable number.

23400510305145 is a deficient number, since it is larger than the sum of its proper divisors (16598934868359).

23400510305145 is a wasteful number, since it uses less digits than its factorization.

23400510305145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1595402.

The product of its (nonzero) digits is 36000, while the sum is 33.

Adding to 23400510305145 its reverse (54150301500432), we get a palindrome (77550811805577).

The spelling of 23400510305145 in words is "twenty-three trillion, four hundred billion, five hundred ten million, three hundred five thousand, one hundred forty-five".