25575624652132 has 6 divisors (see below), whose sum is σ = 44757343141238. Its totient is φ = 12787812326064.

The previous prime is 25575624652129. The next prime is 25575624652181. The reversal of 25575624652132 is 23125642657552.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 19908587305216 + 5667037346916 = 4461904^2 + 2380554^2 .

It is a super-2 number, since 2×25575624652132² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3196953081513 + ... + 3196953081520.

Almost surely, 2^{25575624652132} is an apocalyptic number.

It is an amenable number.

25575624652132 is a deficient number, since it is larger than the sum of its proper divisors (19181718489106).

25575624652132 is a wasteful number, since it uses less digits than its factorization.

25575624652132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6393906163037 (or 6393906163035 counting only the distinct ones).

The product of its digits is 30240000, while the sum is 55.

The spelling of 25575624652132 in words is "twenty-five trillion, five hundred seventy-five billion, six hundred twenty-four million, six hundred fifty-two thousand, one hundred thirty-two".