25330275028 has 6 divisors (see below), whose sum is σ = 44327981306. Its totient is φ = 12665137512.

The previous prime is 25330274927. The next prime is 25330275029. The reversal of 25330275028 is 82057203352.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 21344625604 + 3985649424 = 146098^2 + 63132^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25330275029) 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 as a sum of consecutive naturals, namely, 3166284375 + ... + 3166284382.

Almost surely, 2^25330275028 is an apocalyptic number.

It is an amenable number.

25330275028 is a deficient number, since it is larger than the sum of its proper divisors (18997706278).

25330275028 is a wasteful number, since it uses less digits than its factorization.

25330275028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6332568761 (or 6332568759 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 37.

The spelling of 25330275028 in words is "twenty-five billion, three hundred thirty million, two hundred seventy-five thousand, twenty-eight".