23425555144 has 32 divisors (see below), whose sum is σ = 47763562680. Its totient is φ = 10725848064.

The previous prime is 23425555129. The next prime is 23425555207. The reversal of 23425555144 is 44155552432.

It can be written as a sum of positive squares in 4 ways, for example, as 23387584900 + 37970244 = 152930^2 + 6162^2 .

It is a junction number, because it is equal to n+sod(n) for n = 23425555097 and 23425555106.

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, 2322627 + ... + 2332690.

Almost surely, 2^23425555144 is an apocalyptic number.

It is an amenable number.

23425555144 is an abundant number, since it is smaller than the sum of its proper divisors (24338007536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23425555144 is a wasteful number, since it uses less digits than its factorization.

23425555144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4655377 (or 4655373 counting only the distinct ones).

The product of its digits is 480000, while the sum is 40.

The spelling of 23425555144 in words is "twenty-three billion, four hundred twenty-five million, five hundred fifty-five thousand, one hundred forty-four".