23142342004 has 6 divisors (see below), whose sum is σ = 40499098514. Its totient is φ = 11571171000.

The previous prime is 23142342001. The next prime is 23142342017. The reversal of 23142342004 is 40024324132.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 21906960100 + 1235381904 = 148010^2 + 35148^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 23142342004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23142342001) 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 as a sum of consecutive naturals, namely, 2892792747 + ... + 2892792754.

Almost surely, 2^23142342004 is an apocalyptic number.

It is an amenable number.

23142342004 is a deficient number, since it is larger than the sum of its proper divisors (17356756510).

23142342004 is a wasteful number, since it uses less digits than its factorization.

23142342004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5785585505 (or 5785585503 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 23142342004 its reverse (40024324132), we get a palindrome (63166666136).

The spelling of 23142342004 in words is "twenty-three billion, one hundred forty-two million, three hundred forty-two thousand, four".