11853210646 has 16 divisors (see below), whose sum is σ = 17862169248. Its totient is φ = 5899192000.

The previous prime is 11853210541. The next prime is 11853210751. The reversal of 11853210646 is 64601235811.

It is a happy number.

11853210646 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11853210541) and next prime (11853210751).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 675666 + ... + 692986.

It is an arithmetic number, because the mean of its divisors is an integer number (1116385578).

Almost surely, 2^11853210646 is an apocalyptic number.

11853210646 is a deficient number, since it is larger than the sum of its proper divisors (6008958602).

11853210646 is a wasteful number, since it uses less digits than its factorization.

11853210646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18887.

The product of its (nonzero) digits is 34560, while the sum is 37.

The spelling of 11853210646 in words is "eleven billion, eight hundred fifty-three million, two hundred ten thousand, six hundred forty-six".