12895853416 has 8 divisors (see below), whose sum is σ = 24179725170. Its totient is φ = 6447926704.

The previous prime is 12895853407. The next prime is 12895853437. The reversal of 12895853416 is 61435859821.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 12505948900 + 389904516 = 111830^2 + 19746^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 805990831 + ... + 805990846.

Almost surely, 2^12895853416 is an apocalyptic number.

It is an amenable number.

12895853416 is a deficient number, since it is larger than the sum of its proper divisors (11283871754).

12895853416 is a wasteful number, since it uses less digits than its factorization.

12895853416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1611981683 (or 1611981679 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 52.

The spelling of 12895853416 in words is "twelve billion, eight hundred ninety-five million, eight hundred fifty-three thousand, four hundred sixteen".