23425501143 has 24 divisors (see below), whose sum is σ = 34344496368. Its totient is φ = 14191936000.

The previous prime is 23425501123. The next prime is 23425501157. The reversal of 23425501143 is 34110552432.

It is not a de Polignac number, because 23425501143 - 2⁶ = 23425501079 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23425501143.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23425501123) 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 23 ways as a sum of consecutive naturals, for example, 1093273 + ... + 1114493.

It is an arithmetic number, because the mean of its divisors is an integer number (1431020682).

Almost surely, 2^23425501143 is an apocalyptic number.

23425501143 is a deficient number, since it is larger than the sum of its proper divisors (10918995225).

23425501143 is a wasteful number, since it uses less digits than its factorization.

23425501143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24287 (or 24276 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 23425501143 in words is "twenty-three billion, four hundred twenty-five million, five hundred one thousand, one hundred forty-three".