23402035238 has 16 divisors (see below), whose sum is σ = 35424152064. Its totient is φ = 11594217600.

The previous prime is 23402035231. The next prime is 23402035249. The reversal of 23402035238 is 83253020432.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23402035231) 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, 144638 + ... + 260238.

It is an arithmetic number, because the mean of its divisors is an integer number (2214009504).

Almost surely, 2^23402035238 is an apocalyptic number.

23402035238 is a deficient number, since it is larger than the sum of its proper divisors (12022116826).

23402035238 is a wasteful number, since it uses less digits than its factorization.

23402035238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116527.

The product of its (nonzero) digits is 34560, while the sum is 32.

The spelling of 23402035238 in words is "twenty-three billion, four hundred two million, thirty-five thousand, two hundred thirty-eight".