23401312444434 has 32 divisors (see below), whose sum is σ = 46883191158720. Its totient is φ = 7787020593152.

The previous prime is 23401312444417. The next prime is 23401312444439. The reversal of 23401312444434 is 43444421310432.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 23401312444392 and 23401312444401.

It is not an unprimeable number, because it can be changed into a prime (23401312444439) 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 15 ways as a sum of consecutive naturals, for example, 7304749 + ... + 10008095.

It is an arithmetic number, because the mean of its divisors is an integer number (1465099723710).

Almost surely, 2^{23401312444434} is an apocalyptic number.

23401312444434 is an abundant number, since it is smaller than the sum of its proper divisors (23481878714286).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23401312444434 is a wasteful number, since it uses less digits than its factorization.

23401312444434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2705834.

The product of its (nonzero) digits is 442368, while the sum is 39.

Adding to 23401312444434 its reverse (43444421310432), we get a palindrome (66845733754866).

The spelling of 23401312444434 in words is "twenty-three trillion, four hundred one billion, three hundred twelve million, four hundred forty-four thousand, four hundred thirty-four".