25085185453316 has 6 divisors (see below), whose sum is σ = 43899074543310. Its totient is φ = 12542592726656.

The previous prime is 25085185453297. The next prime is 25085185453351. The reversal of 25085185453316 is 61335458158052.

It can be written as a sum of positive squares in only one way, i.e., 22939118670400 + 2146066782916 = 4789480^2 + 1464946^2 .

It is an unprimeable number.

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, 3135648181661 + ... + 3135648181668.

It is an arithmetic number, because the mean of its divisors is an integer number (7316512423885).

Almost surely, 2^{25085185453316} is an apocalyptic number.

It is an amenable number.

25085185453316 is a deficient number, since it is larger than the sum of its proper divisors (18813889089994).

25085185453316 is a wasteful number, since it uses less digits than its factorization.

25085185453316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6271296363333 (or 6271296363331 counting only the distinct ones).

The product of its (nonzero) digits is 17280000, while the sum is 56.

The spelling of 25085185453316 in words is "twenty-five trillion, eighty-five billion, one hundred eighty-five million, four hundred fifty-three thousand, three hundred sixteen".