11890785416 has 32 divisors (see below), whose sum is σ = 22376649600. Its totient is φ = 5923713600.

The previous prime is 11890785377. The next prime is 11890785463. The reversal of 11890785416 is 61458709811.

It is a happy 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, 5762801 + ... + 5764863.

It is an arithmetic number, because the mean of its divisors is an integer number (699270300).

Almost surely, 2^11890785416 is an apocalyptic number.

It is an amenable number.

11890785416 is a deficient number, since it is larger than the sum of its proper divisors (10485864184).

11890785416 is a wasteful number, since it uses less digits than its factorization.

11890785416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4349 (or 4345 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 50.

The spelling of 11890785416 in words is "eleven billion, eight hundred ninety million, seven hundred eighty-five thousand, four hundred sixteen".