25441448132 has 12 divisors (see below), whose sum is σ = 44621696700. Its totient is φ = 12692391936.

The previous prime is 25441448117. The next prime is 25441448143. The reversal of 25441448132 is 23184414452.

It can be written as a sum of positive squares in 2 ways, for example, as 21569621956 + 3871826176 = 146866^2 + 62224^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7081013 + ... + 7084604.

It is an arithmetic number, because the mean of its divisors is an integer number (3718474725).

Almost surely, 2^25441448132 is an apocalyptic number.

It is an amenable number.

25441448132 is a deficient number, since it is larger than the sum of its proper divisors (19180248568).

25441448132 is a wasteful number, since it uses less digits than its factorization.

25441448132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14166070 (or 14166068 counting only the distinct ones).

The product of its digits is 122880, while the sum is 38.

The spelling of 25441448132 in words is "twenty-five billion, four hundred forty-one million, four hundred forty-eight thousand, one hundred thirty-two".