23404233142 has 16 divisors (see below), whose sum is σ = 36896267520. Its totient is φ = 11112798312.

The previous prime is 23404233121. The next prime is 23404233161. The reversal of 23404233142 is 24133240432.

It is a self number, because there is not a number n which added to its sum of digits gives 23404233142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1823778 + ... + 1836565.

It is an arithmetic number, because the mean of its divisors is an integer number (2306016720).

Almost surely, 2^23404233142 is an apocalyptic number.

23404233142 is a deficient number, since it is larger than the sum of its proper divisors (13492034378).

23404233142 is a wasteful number, since it uses less digits than its factorization.

23404233142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3660507.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 23404233142 its reverse (24133240432), we get a palindrome (47537473574).

The spelling of 23404233142 in words is "twenty-three billion, four hundred four million, two hundred thirty-three thousand, one hundred forty-two".