23423013404043 has 32 divisors (see below), whose sum is σ = 34117462420992. Its totient is φ = 14175928300800.

The previous prime is 23423013404039. The next prime is 23423013404047. The reversal of 23423013404043 is 34040431032432.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (23423013404039) and next prime (23423013404047).

It is not a de Polignac number, because 23423013404043 - 2² = 23423013404039 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 23423013403995 and 23423013404013.

It is not an unprimeable number, because it can be changed into a prime (23423013404047) 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 31 ways as a sum of consecutive naturals, for example, 156604071 + ... + 156753567.

It is an arithmetic number, because the mean of its divisors is an integer number (1066170700656).

Almost surely, 2^{23423013404043} is an apocalyptic number.

23423013404043 is a deficient number, since it is larger than the sum of its proper divisors (10694449016949).

23423013404043 is a wasteful number, since it uses less digits than its factorization.

23423013404043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156115.

The product of its (nonzero) digits is 82944, while the sum is 33.

Adding to 23423013404043 its reverse (34040431032432), we get a palindrome (57463444436475).

The spelling of 23423013404043 in words is "twenty-three trillion, four hundred twenty-three billion, thirteen million, four hundred four thousand, forty-three".