11370643616 has 24 divisors (see below), whose sum is σ = 22388806944. Its totient is φ = 5684597440.

The previous prime is 11370643601. The next prime is 11370643621. The reversal of 11370643616 is 61634607311.

It is a self number, because there is not a number n which added to its sum of digits gives 11370643616.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 305711 + ... + 340881.

It is an arithmetic number, because the mean of its divisors is an integer number (932866956).

Almost surely, 2^11370643616 is an apocalyptic number.

11370643616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11370643616 is a deficient number, since it is larger than the sum of its proper divisors (11018163328).

11370643616 is a wasteful number, since it uses less digits than its factorization.

11370643616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45284 (or 45276 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 38.

The spelling of 11370643616 in words is "eleven billion, three hundred seventy million, six hundred forty-three thousand, six hundred sixteen".