23002040144 has 40 divisors (see below), whose sum is σ = 45366554688. Its totient is φ = 11295567360.

The previous prime is 23002040141. The next prime is 23002040153. The reversal of 23002040144 is 44104020032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23002040141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 329429 + ... + 393099.

Almost surely, 2^23002040144 is an apocalyptic number.

It is an amenable number.

23002040144 is a deficient number, since it is larger than the sum of its proper divisors (22364514544).

23002040144 is a wasteful number, since it uses less digits than its factorization.

23002040144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64083 (or 64077 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 23002040144 its reverse (44104020032), we get a palindrome (67106060176).

The spelling of 23002040144 in words is "twenty-three billion, two million, forty thousand, one hundred forty-four".