23400140245 has 8 divisors (see below), whose sum is σ = 28082718720. Its totient is φ = 18718411920.

The previous prime is 23400140243. The next prime is 23400140317. The reversal of 23400140245 is 54204100432.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 23400140245 - 2¹ = 23400140243 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23400140243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 150325 + ... + 263434.

It is an arithmetic number, because the mean of its divisors is an integer number (3510339840).

Almost surely, 2^23400140245 is an apocalyptic number.

It is an amenable number.

23400140245 is a deficient number, since it is larger than the sum of its proper divisors (4682578475).

23400140245 is a wasteful number, since it uses less digits than its factorization.

23400140245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425075.

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 23400140245 its reverse (54204100432), we get a palindrome (77604240677).

The spelling of 23400140245 in words is "twenty-three billion, four hundred million, one hundred forty thousand, two hundred forty-five".