25301682212 has 6 divisors (see below), whose sum is σ = 44277943878. Its totient is φ = 12650841104.

The previous prime is 25301682187. The next prime is 25301682227. The reversal of 25301682212 is 21228610352.

It can be written as a sum of positive squares in only one way, i.e., 14555457316 + 10746224896 = 120646^2 + 103664^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3162710273 + ... + 3162710280.

It is an arithmetic number, because the mean of its divisors is an integer number (7379657313).

Almost surely, 2^25301682212 is an apocalyptic number.

It is an amenable number.

25301682212 is a deficient number, since it is larger than the sum of its proper divisors (18976261666).

25301682212 is a wasteful number, since it uses less digits than its factorization.

25301682212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6325420557 (or 6325420555 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The spelling of 25301682212 in words is "twenty-five billion, three hundred one million, six hundred eighty-two thousand, two hundred twelve".