23142007450 has 24 divisors (see below), whose sum is σ = 43856292348. Its totient is φ = 9082145280.

The previous prime is 23142007433. The next prime is 23142007459. The reversal of 23142007450 is 5470024132.

It can be written as a sum of positive squares in 6 ways, for example, as 5960303209 + 17181704241 = 77203^2 + 131079^2 .

It is not an unprimeable number, because it can be changed into a prime (23142007459) 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 11 ways as a sum of consecutive naturals, for example, 4363767 + ... + 4369066.

Almost surely, 2^23142007450 is an apocalyptic number.

23142007450 is a deficient number, since it is larger than the sum of its proper divisors (20714284898).

23142007450 is a wasteful number, since it uses less digits than its factorization.

23142007450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8732898 (or 8732893 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The spelling of 23142007450 in words is "twenty-three billion, one hundred forty-two million, seven thousand, four hundred fifty".